{"title":"Billet Racing Belt Tensioners","description":"\u003cp\u003eOur tensioners are CNC-machined from 6061-T6 billet aluminum, featuring custom wound springs, hardened steel shafts, and heavy-duty bearings. Designed as direct bolt-on upgrades that significantly reduce belt slip, increase boost consistency, and deliver more horsepower on the street or the track. Built so strong they won't bend, flex or break under the heavy loads of modern supercharged muscle cars.\u003c\/p\u003e\n\u003cp\u003eAvailable for Ford Coyote, Mustang, Hellcat, GT500, HEMI, LSA, and GM vehicles. Choose with or without pulley and upgrade to ceramic bearings for maximum RPM capability and reduced friction.\u003c\/p\u003e\n\u003cp\u003eEngineered for Speed, Built to Last. Proudly Made in the USA.\u003c\/p\u003e","products":[{"product_id":"copo-magnuson-tensioner","title":"Billet Racing Belt Tensioner - COPO Magnuson 50 lb Spring","description":"\u003cp\u003eBillet Racing Belt Tensioner - COPO Magnuson\u003c\/p\u003e\n\u003cp\u003eThis billet racing belt tensioner is specifically designed for COPO Camaro vehicles equipped with the Magnuson 2650 supercharger. Precision CNC-machined from 6061-T6 billet aluminum with our custom high-tension spring, hardened steel shaft, and heavy-duty bearings.\u003c\/p\u003e\n\u003cp\u003eThis tensioner is a direct bolt-on replacement for the factory tensioner used on Magnuson-supercharged COPO builds. With a 50 lb spring it provides significantly increased belt tension for better grip and reduced slip under extreme boost and high RPM conditions.\u003c\/p\u003e\n\u003cp\u003e**Configuration Options:**\u003c\/p\u003e\n\u003cp\u003e• 76mm 10 Rib Double Bearing Smooth Pulley + Steel Bearings (Default)  \u003cbr\u003e• 76mm 10 Rib Double Bearing Smooth Pulley + Ceramic Bearings  \u003cbr\u003e• Tensioner Only (No Pulley)\u003c\/p\u003e\n\u003cp\u003e**Key Features:**\u003cbr\u003e• CNC-machined 6061-T6 billet aluminum construction\u003cbr\u003e• Custom wound high-tension spring\u003cbr\u003e• Anodized finish for durability and reduced belt wear\u003cbr\u003e• Proudly Made in the USA\u003c\/p\u003e\n\u003cp\u003eEngineered for Speed, Built to Last.\u003c\/p\u003e","brand":"AMERICAN RACING SOLUTIONS","offers":[{"title":"76mm 10 Rib Double Bearing Smooth Pulley + Steel Bearings","offer_id":45231259123821,"sku":"86201-1","price":650.0,"currency_code":"USD","in_stock":true},{"title":"76mm 10 Rib Double Bearing Smooth Pulley + Ceramic Bearings","offer_id":45231259156589,"sku":"86201-2","price":800.0,"currency_code":"USD","in_stock":true},{"title":"No Pulley","offer_id":45231259189357,"sku":"86201","price":480.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0712\/4071\/2301\/files\/ARS-COPO-Tensioner_f_jpg_20582b36-3eaf-4f06-bb56-491757335d4d.jpg?v=1780272333"},{"product_id":"coyote-low-profile-tensioner","title":"Racing Billet Belt Tensioner - Low Profile Coyote 5.0","description":"\u003cp\u003eRacing Billet Belt Tensioner - Low Profile Coyote 5.0\u003c\/p\u003e\n\u003cp\u003eOur Low Profile Coyote Racing Belt Tensioner is precision CNC-machined from 6061-T6 billet aluminum and specifically engineered for supercharged 5.0L Coyote applications.\u003c\/p\u003e\n\u003cp\u003eIf you are running a supercharged Coyote 5.0L V8, you know the factory tensioner was never designed to handle the added stress and strain of high horsepower and torque. Our tensioner solves this problem completely.\u003c\/p\u003e\n\u003cp\u003e**Key Advantages:**\u003cbr\u003e• True direct bolt-on replacement — mounts in the factory location\u003cbr\u003e• Low profile design that clears 20% oversized dampers without grinding the tensioner\u003cbr\u003e• Features TGP shaft, hardened bushings, proprietary high-tension spring, and thrust bearings\u003cbr\u003e• Dramatically reduces or eliminates belt slip for more consistent boost and power\u003cbr\u003e• We are so confident in its strength that we offer a **Lifetime Guarantee** against bending or breaking\u003c\/p\u003e\n\u003cp\u003e**Important:** Requires a Double Bearing Pulley (sold separately).\u003c\/p\u003e\n\u003cp\u003e**Replaces Ford OEM Part Numbers:** BT103 \/ BR3Z-6B209-H\u003c\/p\u003e\n\u003cp\u003e**Key Features:**\u003cbr\u003e• CNC-machined 6061-T6 billet aluminum construction\u003cbr\u003e• Low profile design for maximum damper clearance\u003cbr\u003e• Anodized finish for durability and reduced belt wear\u003cbr\u003e• Proudly Made in the USA\u003c\/p\u003e\n\u003cp\u003eEngineered for Speed, Built to Last.\u003c\/p\u003e","brand":"AMERICAN RACING SOLUTIONS","offers":[{"title":"76mm 10 Rib Double Bearing Smooth Pulley Steel Bearings","offer_id":45245812703341,"sku":"960076-1","price":620.0,"currency_code":"USD","in_stock":true},{"title":"76mm 10 Rib Double Bearing Smooth Pulley Ceramic Bearings (+150)","offer_id":45245812736109,"sku":"960076-2","price":770.0,"currency_code":"USD","in_stock":true},{"title":"70mm 10 Rib Double Bearing Smooth Pulley Steel Bearings","offer_id":45245812768877,"sku":"960070-1","price":595.0,"currency_code":"USD","in_stock":true},{"title":"70mm 10 Rib Double Bearing Smooth Pulley Ceramic Bearings (+150)","offer_id":45245812801645,"sku":"960070-2","price":745.0,"currency_code":"USD","in_stock":true},{"title":"72mm 10 Rib Double Bearing Smooth Pulley Steel Bearings","offer_id":45245812834413,"sku":"960072-1","price":600.0,"currency_code":"USD","in_stock":true},{"title":"72mm 10 Rib Double Bearing Smooth Pulley Ceramic Bearings (+150)","offer_id":45245812867181,"sku":"960072-2","price":750.0,"currency_code":"USD","in_stock":true},{"title":"60mm 10 Rib Double Bearing Smooth Pulley Steel Bearings","offer_id":45245812899949,"sku":"960060-1","price":580.0,"currency_code":"USD","in_stock":true},{"title":"60mm 10 Rib Double Bearing Smooth Pulley Ceramic Bearings (+150)","offer_id":45245812932717,"sku":"960060-2","price":730.0,"currency_code":"USD","in_stock":true},{"title":"No Pulley","offer_id":45245812965485,"sku":"9600","price":450.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0712\/4071\/2301\/files\/ARS-Coyote-Tensioner_f_jpeg.jpg?v=1780235822"},{"product_id":"edelbrock-tensioner","title":"Racing Billet Belt Tensioner - Edelbrock 2650 Supercharger (Coyote 5.0) 50lb Spring","description":"\u003cp\u003eRacing Billet Belt Tensioner - Edelbrock 2650 Supercharger (Coyote 5.0) 50lb Spring\u003c\/p\u003e\n\u003cp\u003eThis billet racing belt tensioner is specifically designed as a direct replacement for the tensioner supplied with the Edelbrock 2650 supercharger kit on 2011+ Ford Coyote 5.0L engines (Mustang, F-150, etc.).\u003c\/p\u003e\n\u003cp\u003eIt is **not** a replacement for the OEM Ford tensioner — it is engineered to replace the stock Edelbrock tensioner and will improve boost and HP at the top of the RPM range.\u003c\/p\u003e\n\u003cp\u003eThis version features a custom wound **50lb spring** for superior belt grip.\u003c\/p\u003e\n\u003cp\u003e**Configuration Options:**\u003cbr\u003e• 80mm 8 Rib Double Bearing Grooved Pulley + Steel Bearings (Default)\u003cbr\u003e• 80mm 8 Rib Double Bearing Grooved Pulley + Ceramic Bearings\u003cbr\u003e• 80mm 10 Rib Double Bearing Grooved Pulley + Steel Bearings\u003cbr\u003e• 80mm 10 Rib Double Bearing Grooved Pulley + Ceramic Bearings\u003cbr\u003e• Tensioner Only (No Pulley)\u003c\/p\u003e\n\u003cp\u003e**Key Features:**\u003cbr\u003e• CNC-machined from 6061-T6 billet aluminum\u003cbr\u003e• Custom wound 50lb high-tension spring\u003cbr\u003e• Hardened steel shaft and heavy-duty bearings\u003cbr\u003e• Anodized finish for durability and reduced belt wear\u003cbr\u003e• Proudly Made in the USA\u003c\/p\u003e\n\u003cp\u003eEngineered for Speed, Built to Last.\u003c\/p\u003e","brand":"AMERICAN RACING SOLUTIONS","offers":[{"title":"80mm 8 Rib Double Bearing Grooved Pulley Steel Bearings","offer_id":45239656120429,"sku":"8620308-1","price":640.0,"currency_code":"USD","in_stock":true},{"title":"80mm 8 Rib Double Bearing Grooved Pulley Ceramic Bearings (+$150)","offer_id":45239656153197,"sku":"8620308-2","price":790.0,"currency_code":"USD","in_stock":true},{"title":"80mm 10 Rib Double Bearing Grooved Pulley Steel Bearings","offer_id":45239656185965,"sku":"8620310-1","price":645.0,"currency_code":"USD","in_stock":true},{"title":"80mm 10 Rib Double Bearing Grooved Pulley Ceramic Bearings (+$150)","offer_id":45239656218733,"sku":"8620310-2","price":795.0,"currency_code":"USD","in_stock":true},{"title":"No Pulley","offer_id":45239656251501,"sku":"86203","price":480.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0712\/4071\/2301\/files\/ARS-Edelbrock-Tensioner-f_jpg.jpg?v=1781955720"},{"product_id":"gt500-tensioner","title":"Racing Billet Belt Tensioner - Mustang GT500 50lb Spring","description":"\u003cp\u003eRacing Billet Belt Tensioner - Mustang GT500 50lb Spring\u003c\/p\u003e\n\u003cp\u003eOur GT500 Racing Belt Tensioner is precision CNC-machined from 6061-T6 billet aluminum and built specifically for the high-horsepower demands of the supercharged Shelby GT500.\u003c\/p\u003e\n\u003cp\u003eThis tensioner features a custom wound 50lb spring, providing significantly increased belt tension for better grip and reduced slip under extreme boost and high RPM conditions compared to the factory tensioner.\u003c\/p\u003e\n\u003cp\u003e**Important Note:** This tensioner is sold with a **63mm 10 Rib Smooth Pulley** which is required for proper clearance when running a 20% oversized damper (common on modified GT500s).\u003c\/p\u003e\n\u003cp\u003e**Configuration Options:**\u003cbr\u003e• 63mm 10 Rib Smooth Pulley + Steel Bearings (Default)\u003cbr\u003e• 63mm 10 Rib Smooth Pulley + Ceramic Bearings\u003cbr\u003e• Tensioner Only (No Pulley)\u003c\/p\u003e\n\u003cp\u003e**Key Features:**\u003cbr\u003e• CNC-machined 6061-T6 billet aluminum construction\u003cbr\u003e• Custom wound 50lb high-tension spring\u003cbr\u003e• Hardened steel shaft and heavy-duty bearings\u003cbr\u003e• Anodized finish for durability and reduced belt wear\u003cbr\u003e• Proudly Made in the USA\u003c\/p\u003e\n\u003cp\u003eEngineered for Speed, Built to Last.\u003c\/p\u003e","brand":"AMERICAN RACING SOLUTIONS","offers":[{"title":"63mm 10 Rib Smooth Pulley - Steel Bearings","offer_id":45239560241261,"sku":"9500","price":530.0,"currency_code":"USD","in_stock":true},{"title":"63mm 10 Rib Smooth Pulley - Ceramic Bearings (+$75)","offer_id":45239560274029,"sku":"9500-2","price":605.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0712\/4071\/2301\/files\/ARS-GT500-Tensioner_f_jpeg.jpg?v=1780235876"},{"product_id":"hellcat-racing-tensioner","title":"Hellcat Racing Belt Tensioner","description":"\u003cp\u003eRacing Billet Belt Tensioner - Hellcat\u003c\/p\u003e\n\u003cp\u003eOur Hellcat Racing Belt Tensioner is precision CNC-machined from 6061-T6 billet aluminum and engineered for extreme performance on 2015+ Hellcat, Demon, and Redeye vehicles. \u003c\/p\u003e\n\u003cp\u003eThis high-output tensioner features a strong custom spring designed to handle the massive torque and boost of the supercharged 6.2L HEMI.\u003c\/p\u003e\n\u003cp\u003e**Configuration Options:**\u003cbr\u003e• 72mm 10 Rib Double Bearing Grooved Pulley + Steel Bearings (Default)\u003cbr\u003e• 72mm 10 Rib Double Bearing Grooved Pulley + Ceramic Bearings\u003cbr\u003e• Tensioner Only (No Pulley)\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e**Upgrade to the Complete Set**\u003c\/strong\u003e\u003cbr\u003eWant the full setup? Our \u003cstrong\u003eHellcat Racing Belt Tensioner Set\u003c\/strong\u003e includes this tensioner with the grooved pulley mounted, plus a matching 72mm 10 Rib Double Bearing smooth upper idler pulley — everything you need in one package, with your choice of steel or ceramic bearings throughout. \u003ca href=\"https:\/\/0kmus1-0h.myshopify.com\/products\/racing-billet-belt-tensioner-hellcat-set\" target=\"_blank\" title=\"Shop the Hellcat Racing Belt Tensioner Set\" rel=\"noopener\"\u003eShop the Set →\u003c\/a\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e**Key Features:**\u003cbr\u003e• CNC-machined 6061-T6 billet aluminum construction\u003cbr\u003e• Custom wound high-tension racing spring\u003cbr\u003e• Hardened steel shaft and heavy-duty bearings\u003cbr\u003e• Anodized finish for durability and reduced belt wear\u003cbr\u003e• Proudly Made in the USA\u003c\/p\u003e\n\u003cp\u003eEngineered for Speed, Built to Last.\u003c\/p\u003e","brand":"AMERICAN RACING SOLUTIONS","offers":[{"title":"72mm 10 Rib Double Bearing Grooved Pulley Steel Bearings","offer_id":45239494410349,"sku":"6335-1","price":750.0,"currency_code":"USD","in_stock":true},{"title":"72mm 10 Rib Double Bearing Grooved Pulley Ceramic Bearings (+$150)","offer_id":45239494443117,"sku":"6335-2","price":900.0,"currency_code":"USD","in_stock":true},{"title":"No Pulley","offer_id":45239494541421,"sku":"6335","price":600.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0712\/4071\/2301\/files\/ARS-Hellcat-Tensioner_f_jpeg.jpg?v=1780236211"},{"product_id":"hemi-street-tensioner","title":"Billet Belt Tensioner - HEMI Street 38 lb. Spring","description":"\u003cp\u003eBillet Racing Belt Tensioner - HEMI Street (38lb)\u003c\/p\u003e\n\u003cp\u003eOur HEMI Street Belt Tensioner is precision CNC-machined from 6061-T6 billet aluminum and designed for reliable street and daily driving performance on Supercharged HEMI engines. This version features a 38lb spring, making it ideal for street-driven Challenger, Charger, and other HEMI-powered vehicles.\u003c\/p\u003e\n\u003cp\u003e**Configuration Options:**\u003cbr\u003e• 70mm 8 Rib Smooth Pulley + Steel Bearings (Default)\u003cbr\u003e• 70mm 8 Rib Smooth Pulley + Ceramic Bearings\u003cbr\u003e• 63mm 8 Rib Smooth Pulley + Steel Bearings\u003cbr\u003e• 63mm 8 Rib Smooth Pulley + Ceramic Bearings\u003cbr\u003e• Tensioner Only (No Pulley)\u003c\/p\u003e\n\u003cp\u003e**Key Features:**\u003cbr\u003e• CNC-machined 6061-T6 billet aluminum construction\u003cbr\u003e• Custom wound 38lb street spring\u003cbr\u003e• Hardened steel shaft and heavy-duty bearings\u003cbr\u003e• Anodized finish for durability and reduced belt wear\u003cbr\u003e• Proudly Made in the USA\u003c\/p\u003e\n\u003cp\u003eEngineered for Speed, Built to Last.\u003c\/p\u003e","brand":"AMERICAN RACING SOLUTIONS","offers":[{"title":"70mm 8 Rib Smooth Pulley + Steel Bearing","offer_id":45232317366381,"sku":"6380708S-1","price":530.0,"currency_code":"USD","in_stock":true},{"title":"70mm 8 Rib Smooth Pulley + Ceramic Bearing (+$75)","offer_id":45232317399149,"sku":"6380708S-2","price":605.0,"currency_code":"USD","in_stock":true},{"title":"63mm 8 Rib Smooth Pulley + Steel Bearing","offer_id":45232317431917,"sku":"6380638S-1","price":530.0,"currency_code":"USD","in_stock":true},{"title":"63mm 8 Rib Smooth Pulley + Ceramic Bearing (+$75)","offer_id":45232317464685,"sku":"6380638S-2","price":605.0,"currency_code":"USD","in_stock":true},{"title":"No Pulley","offer_id":45232317497453,"sku":"6380","price":440.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0712\/4071\/2301\/files\/ARS-HEMI-Tensioner_f_jpeg_6ba4d1ed-804b-429c-844e-5b22d4bacf2a.jpg?v=1780234071"},{"product_id":"lsa-racing-tensioner","title":"LSA Billet Racing Belt Tensioner - 60 LB Spring","description":"\u003cp\u003eLSA Billet Racing Belt Tensioner - Black 60 LB Spring\u003c\/p\u003e\n\u003cp\u003eOur LSA Racing Belt Tensioner is precision machined from 6061-T6 billet aluminum and engineered for maximum performance and reliability. Featuring our custom wound 60 lb spring (20% stronger than factory), hardened steel shaft, and heavy-duty bearings, this is a true direct bolt-on upgrade for the Chevrolet 6.2L LSA supercharged engine.\u003c\/p\u003e\n\u003cp\u003eChoose your pulley option using the dropdown menu:\u003cbr\u003e• No Pulley\u003cbr\u003e• 80mm 8 Rib Double Bearing Grooved Pulley\u003cbr\u003e• 80mm 10 Rib Double Bearing Grooved Pulley\u003cbr\u003e• 80mm 12 Rib Double Bearing Grooved Pulley\u003c\/p\u003e\n\u003cp\u003eAll components are anodized for corrosion resistance and reduced belt wear. Ceramic bearing upgrades are also available for any pulley option.\u003c\/p\u003e\n\u003cp\u003eEngineered for Speed, Built to Last.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003eProudly Made in the USA.\u003c\/p\u003e","brand":"AMERICAN RACING SOLUTIONS","offers":[{"title":"80mm 8 Rib Double Bearing Grooved Pulley + Steel Bearing","offer_id":45231975956589,"sku":"865608-1","price":635.0,"currency_code":"USD","in_stock":true},{"title":"80mm 8 Rib Double Bearing Grooved Pulley + Ceramic Bearing (+$150)","offer_id":45231975989357,"sku":"865608-2","price":785.0,"currency_code":"USD","in_stock":true},{"title":"80mm 10 Rib Double Bearing Grooved Pulley + Steel Bearing","offer_id":45231976022125,"sku":"8656010-1","price":640.0,"currency_code":"USD","in_stock":true},{"title":"80mm 10 Rib Double Bearing Grooved Pulley + Ceramic Bearing (+$150)","offer_id":45231976054893,"sku":"865610-2","price":790.0,"currency_code":"USD","in_stock":true},{"title":"80mm 12 Rib Double Bearing Grooved Pulley + Steel Bearing","offer_id":45231976087661,"sku":"8656012-1","price":660.0,"currency_code":"USD","in_stock":true},{"title":"80mm 12 Rib Double Bearing Grooved Pulley + Ceramic Bearing (+$150)","offer_id":45231976120429,"sku":"8656012-2","price":810.0,"currency_code":"USD","in_stock":true},{"title":"No Pulley","offer_id":45231976153197,"sku":"86560","price":475.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0712\/4071\/2301\/files\/ARS-LSA-Tensioner-f_jpg.jpg?v=1781956222"},{"product_id":"mach1-gt-tensioner","title":"Racing Billet Belt Tensioner - Mustang Mach 1 - GT 2000-2004","description":"\u003cp\u003eRacing Billet Belt Tensioner - Mustang Mach 1 - GT 2000-2004\u003c\/p\u003e\n\u003cp\u003eOur Racing Billet Belt Tensioner is precision CNC-machined from 6061-T6 billet aluminum and built for high performance applications on 2000-2004 Ford Mustang GT, Mach 1, and Cobra vehicles.\u003c\/p\u003e\n\u003cp\u003eThis racing version features a stronger spring rate for improved belt grip under high RPM and aggressive driving conditions.\u003c\/p\u003e\n\u003cp\u003e**Configuration Options:**\u003cbr\u003e• 76mm 8 Rib Smooth Pulley + Steel Bearings (Default)\u003cbr\u003e• 76mm 8 Rib Smooth Pulley + Ceramic Bearings\u003cbr\u003e• Tensioner Only (No Pulley)\u003c\/p\u003e\n\u003cp\u003e**Key Features:**\u003cbr\u003e• CNC-machined 6061-T6 billet aluminum construction\u003cbr\u003e• Custom wound high-tension racing spring\u003cbr\u003e• Hardened steel shaft and heavy-duty bearings\u003cbr\u003e• Anodized finish for durability and reduced belt wear\u003cbr\u003e• Proudly Made in the USA\u003c\/p\u003e\n\u003cp\u003eEngineered for Speed, Built to Last.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"AMERICAN RACING SOLUTIONS","offers":[{"title":"76mm 8 Rib Smooth Pulley Steel Bearing","offer_id":45239321526381,"sku":"9935-1","price":540.0,"currency_code":"USD","in_stock":true},{"title":"76mm 8 Rib Smooth Pulley Ceramic Bearing (+$75)","offer_id":45239321559149,"sku":"9935-2","price":615.0,"currency_code":"USD","in_stock":true},{"title":"No Pulley","offer_id":45239321591917,"sku":"9935","price":450.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0712\/4071\/2301\/files\/ARS-Mach1-Tensioner-f_jpg.jpg?v=1781955665"},{"product_id":"cobra-street-tensioner","title":"Billet Belt Tensioner - Mustang Cobra Street","description":"\u003cp\u003eBillet Belt Tensioner - Mustang Cobra Street 40 lb. Spring\u003c\/p\u003e\n\u003cp\u003eOur Mustang Cobra Street Belt Tensioner is precision CNC-machined from 6061-T6 billet aluminum and designed for supercharged  street and daily driving performance on 2000-2004 Ford Mustang Cobra vehicles. \u003c\/p\u003e\n\u003cp\u003eThis street version features a lighter spring rate (vs our race mode), making it ideal for street-driven Cobras while still providing significantly improved belt tension and reliability over the factory tensioner.\u003c\/p\u003e\n\u003cp\u003e**Configuration Options:**\u003cbr\u003e• 76mm 8 Rib Bearing Grooved Pulley + Steel Bearings (Default)\u003cbr\u003e• 76mm 8 Rib Bearing Grooved Pulley + Ceramic Bearings\u003cbr\u003e• Tensioner Only (No Pulley)\u003c\/p\u003e\n\u003cp\u003e**Key Features:**\u003cbr\u003e• CNC-machined 6061-T6 billet aluminum construction\u003cbr\u003e• Custom wound street spring\u003cbr\u003e• Hardened steel shaft and heavy-duty bearings\u003cbr\u003e• Anodized finish for durability and reduced belt wear\u003cbr\u003e• Proudly Made in the USA\u003c\/p\u003e\n\u003cp\u003eEngineered for Speed, Built to Last.\u003c\/p\u003e","brand":"AMERICAN RACING SOLUTIONS","offers":[{"title":"76mm 8 Rib Grooved Pulley - Steel Bearing","offer_id":45232501653613,"sku":"9740C-1","price":565.0,"currency_code":"USD","in_stock":true},{"title":"76mm 8 Rib Grooved Pulley - Ceramic Bearing (+$75)","offer_id":45232501686381,"sku":"9740C-2","price":640.0,"currency_code":"USD","in_stock":true},{"title":"No Pulley","offer_id":45232501719149,"sku":"9740C","price":450.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0712\/4071\/2301\/files\/ARS-Cobra-Tensioner_f_jpg.jpg?v=1780272765"},{"product_id":"mustang-gt-street-05-10","title":"Billet Belt Tensioner - Mustang GT Street 2005-2010 40 lb Spring","description":"\u003cp\u003eBillet Belt Tensioner - Mustang GT Street 2005-2010 40 lb. Spring\u003c\/p\u003e\n\u003cp\u003eOur Mustang GT Street Belt Tensioner is precision CNC-machined from 6061-T6 billet aluminum and designed for reliable street and daily driving performance on 2005-2010 Ford Mustang GT vehicles.\u003c\/p\u003e\n\u003cp\u003eThis street version features a 40lb spring, making it ideal for street-driven GTs while still providing significantly improved belt tension and reliability over the factory tensioner.\u003c\/p\u003e\n\u003cp\u003e**Configuration Options:**\u003cbr\u003e• 76mm 8 Rib Smooth Pulley + Steel Bearings (Default)\u003cbr\u003e• 76mm 8 Rib Smooth Pulley + Ceramic Bearings\u003cbr\u003e• Tensioner Only (No Pulley)\u003c\/p\u003e\n\u003cp\u003e**Key Features:**\u003cbr\u003e• CNC-machined 6061-T6 billet aluminum construction\u003cbr\u003e• Custom wound 40lb street spring\u003cbr\u003e• Hardened steel shaft and heavy-duty bearings\u003cbr\u003e• Anodized finish for durability and reduced belt wear\u003cbr\u003e• Proudly Made in the USA\u003c\/p\u003e\n\u003cp\u003eEngineered for Speed, Built to Last.\u003c\/p\u003e","brand":"AMERICAN RACING SOLUTIONS","offers":[{"title":"76mm 8 Rib Smooth Pulley Steel Bearing","offer_id":45233352704109,"sku":"9740-1","price":540.0,"currency_code":"USD","in_stock":true},{"title":"76mm 8 Rib Smooth Pulley + Ceramic Bearing (+$75)","offer_id":45233352736877,"sku":"9740-2","price":615.0,"currency_code":"USD","in_stock":true},{"title":"No Pulley","offer_id":45233352769645,"sku":"9740","price":450.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0712\/4071\/2301\/files\/ARS-GT-Tensioner_f_jpeg.jpg?v=1780275825"},{"product_id":"tr50-gm-tensioner","title":"TR50 GM Truck Billet Racing Belt Tensioner - 50lb Spring","description":"\u003cp\u003eTR50 GM Truck Billet Racing Belt Tensioner – 50 lb Spring\u003c\/p\u003e\n\u003cp\u003eOur TR50 Racing Belt Tensioner is CNC-machined from 6061-T6 billet aluminum and engineered for high-horsepower GM trucks and SUVs. It features a custom 50 lb spring, hardened steel shaft, and premium bearings for consistent belt tension under extreme loads.\u003c\/p\u003e\n\u003cp\u003eThis is a direct bolt-on replacement designed to reduce belt slip, increase boost consistency, and deliver more reliable power on the street or the track. Built so strong it won’t bend, flex, or break under the heavy loads of modern supercharged and high-performance GM applications.\u003c\/p\u003e\n\u003cp\u003eAvailable configurations:\u003cbr\u003e• 70mm 8 Rib Pulley + Steel Bearings\u003cbr\u003e• 70mm 8 Rib Pulley + Ceramic Bearings (upgrade)\u003cbr\u003e• Tensioner Only (No Pulley)\u003c\/p\u003e\n\u003cp\u003eEngineered for Speed, Built to Last. Proudly Made in the USA.\u003c\/p\u003e","brand":"AMERICAN RACING SOLUTIONS","offers":[{"title":"70mm 8 Rib Pulley + Steel Bearings","offer_id":45528495456365,"sku":"8850-1","price":590.0,"currency_code":"USD","in_stock":true},{"title":"70mm 8 Rib Pulley + Ceramic Bearings","offer_id":45528495489133,"sku":"8850-2","price":665.0,"currency_code":"USD","in_stock":true},{"title":"Tensioner Only (No Pulley)","offer_id":45528495521901,"sku":"8850","price":500.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0712\/4071\/2301\/files\/TR50Front_4b3315c4-1dcf-45b8-a8d2-f859e45b3b8a.jpg?v=1779792582"},{"product_id":"billet-belt-tensioner-mustang-cobra-race","title":"Billet Racing Belt Tensioner - Mustang Cobra Race","description":"\u003cp\u003eRacing Billet Belt Tensioner - Mustang Cobra Race 60 lb. Spring\u003c\/p\u003e\n\u003cp\u003eOur Mustang Cobra Race Belt Tensioner is precision CNC-machined from 6061-T6 billet aluminum and designed for supercharged serious HP 2000-2004 Ford Mustang Cobra vehicles. \u003c\/p\u003e\n\u003cp\u003eThis race version features a 60 lb. spring rate making it ideal for Cobras generating 1,000 RWHP or more.\u003c\/p\u003e\n\u003cp\u003e**Configuration Options:**\u003cbr\u003e• 76mm 8 Rib Bearing Grooved Pulley + Steel Bearings (Default)\u003cbr\u003e• 76mm 8 Rib Bearing Grooved Pulley + Ceramic Bearings\u003cbr\u003e• Tensioner Only (No Pulley)\u003c\/p\u003e\n\u003cp\u003e**Key Features:**\u003cbr\u003e• CNC-machined 6061-T6 billet aluminum construction\u003cbr\u003e• Custom wound street spring\u003cbr\u003e• Hardened steel shaft and heavy-duty bearings\u003cbr\u003e• Anodized finish for durability and reduced belt wear\u003cbr\u003e• Proudly Made in the USA\u003c\/p\u003e\n\u003cp\u003eEngineered for Speed, Built to Last.\u003c\/p\u003e","brand":"AMERICAN RACING SOLUTIONS","offers":[{"title":"76mm 8 Rib Grooved Pulley - Steel Bearing","offer_id":45232516661357,"sku":"9760C-1","price":665.0,"currency_code":"USD","in_stock":true},{"title":"76mm 8 Rib Grooved Pulley - Ceramic Bearing (+$75)","offer_id":45232516694125,"sku":"9760C-2","price":740.0,"currency_code":"USD","in_stock":true},{"title":"No Pulley","offer_id":45232516726893,"sku":"9760C","price":550.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0712\/4071\/2301\/files\/ARS-Cobra-Tensioner_f_jpg_eee8ef17-7a4a-412d-8e59-bfafe70aa4b6.jpg?v=1780272885"},{"product_id":"billet-belt-tensioner-hemi-race-50-lb-spring","title":"Billet Racing Belt Tensioner - HEMI Race 50 lb. Spring","description":"\u003cp\u003eBillet Racing Belt Tensioner - HEMI Race (50lb)\u003c\/p\u003e\n\u003cp\u003eOur HEMI Racing Belt Tensioner is precision CNC-machined from 6061-T6 billet aluminum and designed for high HP Supercharged HEMI engines, recommended for track cars and street cars making 1,000+ RWHP. This version features a 50lb spring to further reduce belt slip.\u003c\/p\u003e\n\u003cp\u003e**Configuration Options:**\u003cbr\u003e• 70mm 8 Rib Smooth Pulley + Steel Bearings (Default)\u003cbr\u003e• 70mm 8 Rib Smooth Pulley + Ceramic Bearings\u003cbr\u003e• 63mm 8 Rib Smooth Pulley + Steel Bearings\u003cbr\u003e• 63mm 8 Rib Smooth Pulley + Ceramic Bearings\u003cbr\u003e• Tensioner Only (No Pulley)\u003c\/p\u003e\n\u003cp\u003e**Key Features:**\u003cbr\u003e• CNC-machined 6061-T6 billet aluminum construction\u003cbr\u003e• Custom wound 50lb street spring\u003cbr\u003e• Hardened steel shaft and heavy-duty bearings\u003cbr\u003e• Anodized finish for durability and reduced belt wear\u003cbr\u003e• Proudly Made in the USA\u003c\/p\u003e\n\u003cp\u003eEngineered for Speed, Built to Last.\u003c\/p\u003e","brand":"AMERICAN RACING SOLUTIONS","offers":[{"title":"70mm 8 Rib Smooth Pulley + Steel Bearing","offer_id":45233321508973,"sku":"6500708-1","price":625.0,"currency_code":"USD","in_stock":true},{"title":"70mm 8 Rib Smooth Pulley + Ceramic Bearing (+$75)","offer_id":45233321541741,"sku":"6500708-2","price":700.0,"currency_code":"USD","in_stock":true},{"title":"63mm 8 Rib Smooth Pulley + Steel Bearing","offer_id":45233321574509,"sku":"6500638-1","price":625.0,"currency_code":"USD","in_stock":true},{"title":"63mm 8 Rib Smooth Pulley + Ceramic Bearing (+$75)","offer_id":45233321607277,"sku":"6500638-2","price":700.0,"currency_code":"USD","in_stock":true},{"title":"No Pulley","offer_id":45233321640045,"sku":"6500","price":535.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0712\/4071\/2301\/files\/ARS-HEMI-Tensioner_f_jpeg.jpg?v=1780233991"},{"product_id":"billet-racing-belt-tensioner-copo-whipple","title":"Billet Racing Belt Tensioner - COPO Whipple 50 lb Spring","description":"\u003cp\u003eBillet Racing Belt Tensioner - COPO Whipple\u003c\/p\u003e\n\u003cp\u003eThis billet racing belt tensioner is specifically designed for COPO Camaro vehicles equipped with the Whipple Supercharger. Precision CNC-machined from 6061-T6 billet aluminum with our custom high-tension spring, hardened steel shaft, and heavy-duty bearings.\u003c\/p\u003e\n\u003cp\u003eThis tensioner features a 50 lb spring and is a direct bolt-on replacement for the factory tensioner used on Whipple -supercharged COPO builds. It provides significantly increased belt tension for better grip and reduced slip under extreme boost and high RPM conditions.\u003c\/p\u003e\n\u003cp\u003e**Configuration Options:**\u003c\/p\u003e\n\u003cp\u003e• 76mm 10 Rib Double Bearing Smooth Pulley + Steel Bearings (Default)  \u003cbr\u003e• 76mm 10 Rib Double Bearing Smooth Pulley + Ceramic Bearings  \u003cbr\u003e• Tensioner Only (No Pulley)\u003c\/p\u003e\n\u003cp\u003e**Key Features:**\u003cbr\u003e• CNC-machined 6061-T6 billet aluminum construction\u003cbr\u003e• Custom wound high-tension spring\u003cbr\u003e• Anodized finish for durability and reduced belt wear\u003cbr\u003e• Proudly Made in the USA\u003c\/p\u003e\n\u003cp\u003eEngineered for Speed, Built to Last.\u003c\/p\u003e","brand":"AMERICAN RACING SOLUTIONS","offers":[{"title":"76mm 10 Rib Double Bearing Smooth Pulley + Steel Bearings","offer_id":45239656611949,"sku":"86200-1","price":650.0,"currency_code":"USD","in_stock":true},{"title":"76mm 10 Rib Double Bearing Smooth Pulley + Ceramic Bearings","offer_id":45239656644717,"sku":"86200-2","price":800.0,"currency_code":"USD","in_stock":true},{"title":"No Pulley","offer_id":45239656677485,"sku":"86200","price":480.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0712\/4071\/2301\/files\/ARS-COPO-Tensioner_f_jpg.jpg?v=1780272259"},{"product_id":"billet-racing-belt-tensioner-mustang-gt-street-2005-2010-60-lb-spring","title":"Billet Racing Belt Tensioner - Mustang GT 2005-2010 60 lb Spring","description":"\u003cp\u003eBillet Racing Belt Tensioner - Mustang GT Street 2005-2010 60 lb. Spring\u003c\/p\u003e\n\u003cp\u003eOur Mustang GT Street Belt Tensioner is precision CNC-machined from 6061-T6 billet aluminum and designed for reliable street and daily driving performance on 2005-2010 Ford Mustang GT vehicles.\u003c\/p\u003e\n\u003cp\u003eThis race version features a 60lb spring, making it ideal for Mustang GTs making over 1,000 RWHP. This tensioner will significantly improved belt tension and reliability over the factory tensioner.\u003c\/p\u003e\n\u003cp\u003e**Configuration Options:**\u003cbr\u003e• 76mm 8 Rib Smooth Pulley + Steel Bearings (Default)\u003cbr\u003e• 76mm 8 Rib Smooth Pulley + Ceramic Bearings\u003cbr\u003e• Tensioner Only (No Pulley)\u003c\/p\u003e\n\u003cp\u003e**Key Features:**\u003cbr\u003e• CNC-machined 6061-T6 billet aluminum construction\u003cbr\u003e• Custom wound 40lb street spring\u003cbr\u003e• Hardened steel shaft and heavy-duty bearings\u003cbr\u003e• Anodized finish for durability and reduced belt wear\u003cbr\u003e• Proudly Made in the USA\u003c\/p\u003e\n\u003cp\u003eEngineered for Speed, Built to Last.\u003c\/p\u003e","brand":"AMERICAN RACING SOLUTIONS","offers":[{"title":"76mm 8 Rib Smooth Pulley Steel Bearing","offer_id":45260131369069,"sku":"9760-1","price":640.0,"currency_code":"USD","in_stock":true},{"title":"76mm 8 Rib Smooth Pulley + Ceramic Bearing (+$75)","offer_id":45260131401837,"sku":"9760-2","price":715.0,"currency_code":"USD","in_stock":true},{"title":"No Pulley","offer_id":45260131434605,"sku":"9760","price":550.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0712\/4071\/2301\/files\/ARS-GT-Tensioner_f_jpeg.jpg?v=1780275825"},{"product_id":"racing-billet-belt-tensioner-hellcat-set","title":"Racing Billet Belt Tensioner - Hellcat Set","description":"\u003cp\u003eRacing Billet Belt Tensioner - Hellcat Set\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" dir=\"ltr\"\u003eOur Hellcat Racing Belt Tensioner Set is precision CNC-machined from 6061-T6 billet aluminum and engineered for extreme performance on 2015+ Hellcat, Demon, and Redeye vehicles.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\" dir=\"ltr\"\u003eThis high-output tensioner features a strong custom spring designed to handle the massive torque and boost of the supercharged 6.2L HEMI. The set includes both the grooved pulley mounted directly on the tensioner and a separate smooth idler pulley — everything you need in one package.\u003c\/p\u003e\n\u003cp\u003e**Configuration Options:**\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003eTensioner + Grooved Pulley + Idler Pulley — Steel Bearings (Default)\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003eTensioner + Grooved Pulley + Idler Pulley — Ceramic Bearings\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e**Key Features:**\u003cbr\u003e• CNC-machined 6061-T6 billet aluminum construction\u003cbr\u003e• Custom wound high-tension racing spring\u003cbr\u003e• Hardened steel shaft and heavy-duty bearings\u003cbr\u003e• Anodized finish for durability and reduced belt wear\u003cbr\u003e• Proudly Made in the USA\u003c\/p\u003e\n\u003cp\u003eEngineered for Speed, Built to Last.\u003c\/p\u003e","brand":"AMERICAN RACING SOLUTIONS","offers":[{"title":"Stainless Steel Bearing","offer_id":45530627539053,"sku":"6335SET-1","price":900.0,"currency_code":"USD","in_stock":true},{"title":"Ceramic Bearings (+$300)","offer_id":45530627571821,"sku":"6335SET-2","price":1200.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0712\/4071\/2301\/files\/ARS-Hellcat-Tensioner-Set.jpg?v=1786012038"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0712\/4071\/2301\/collections\/ARS_Tensioners_Collection_Cover.png?v=1782043578","url":"https:\/\/americanracingsolutions.com\/collections\/billet-racing-belt-tensioners.oembed","provider":"American Racing Solutions","version":"1.0","type":"link"}