{"product_id":"whipple-marine-spring-loaded-supercharger-belt-tensioner","title":"Whipple Marine Spring Loaded Supercharger Belt Tensioner","description":"\u003cp\u003eThe Whipple marine spring loaded supercharger belt tensioner is a heavy-duty tensioner assembly used on many Whipple marine supercharger systems. Designed for compatible Whipple belt-drive applications, this tensioner helps maintain proper belt tension in demanding marine supercharger setups.\u003c\/p\u003e\n\u003cp\u003eThe tensioner features a cast aluminum body and is available with multiple finish options to match the application or build style. Available tensioner finishes include Natural, Gloss Black, Mercury Racing Blue, and Polished.\u003c\/p\u003e\n\u003cp\u003eThis product also offers pulley configuration options for compatible applications. Pulley options include No Pulley, 2.5\" Guarded Pulley, and 1.875\" Smooth Pulley. Because belt-drive layouts can vary by kit and engine package, verify the correct pulley option, tensioner finish, and application before ordering.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cu\u003eKey Features\u003c\/u\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eHeavy-duty spring loaded supercharger belt tensioner\u003c\/li\u003e\n  \u003cli\u003eDesigned for compatible Whipple marine supercharger applications\u003c\/li\u003e\n  \u003cli\u003eCast aluminum tensioner body\u003c\/li\u003e\n  \u003cli\u003eAvailable in Natural, Gloss Black, Mercury Racing Blue, or Polished finish options\u003c\/li\u003e\n  \u003cli\u003eOptional pulley configurations available for compatible applications\u003c\/li\u003e\n  \u003cli\u003ePulley options: No Pulley, 2.5\" Guarded Pulley, or 1.875\" Smooth Pulley\u003c\/li\u003e\n  \u003cli\u003eOptional pulleys use 6061-T6 billet aluminum construction where applicable\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cu\u003eApplications Include\u003c\/u\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e350 \/ 377 \/ 383 \/ Scorpion Whipple supercharger kits\u003c\/li\u003e\n  \u003cli\u003e454 \/ 502 Magnum MPI Whipple supercharger kits\u003c\/li\u003e\n  \u003cli\u003e496 Mag Base \/ Mag HO Whipple supercharger kits\u003c\/li\u003e\n  \u003cli\u003e454 \/ 502 carbureted Whipple supercharger kits\u003c\/li\u003e\n  \u003cli\u003e500 HP EFI Whipple supercharger kits\u003c\/li\u003e\n  \u003cli\u003e525 HP EFI Whipple supercharger kits\u003c\/li\u003e\n  \u003cli\u003e3.3L \/ W200AX universal Whipple supercharger kits\u003c\/li\u003e\n  \u003cli\u003e4.0L \/ W245AX universal Whipple supercharger kits\u003c\/li\u003e\n  \u003cli\u003eTCM 800EFI, 900EFI, and 985EFI applications\u003c\/li\u003e\n  \u003cli\u003eMercury Racing 600 \/ 662 \/ 700 SCI applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eMercury Racing 600 \/ 662 \/ 700 SCI note:\u003c\/strong\u003e This tensioner is used on these applications, but Whipple idler pulley options are not compatible. Use the tensioner-only configuration unless compatibility has been confirmed.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eApplication note:\u003c\/strong\u003e Whipple marine belt-drive components are application-specific. Verify tensioner finish, pulley option, belt routing, pulley compatibility, and supercharger kit application before ordering.\u003c\/p\u003e","brand":"Whipple Superchargers","offers":[{"title":"No Pulley","offer_id":56180570685762,"sku":"TEN-4000","price":250.0,"currency_code":"USD","in_stock":true},{"title":"2.50\" Guarded Pulley","offer_id":56180570718530,"sku":"TEN-4000-2500","price":370.0,"currency_code":"USD","in_stock":true},{"title":"1.875\" Smooth Pulley","offer_id":56180570751298,"sku":"TEN-4000-1875","price":370.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0999\/6002\/9506\/files\/F198646388.jpg?v=1789511623","url":"https:\/\/whipplesuperchargers.com\/products\/whipple-marine-spring-loaded-supercharger-belt-tensioner","provider":"whipplesuperchargers","version":"1.0","type":"link"}