{"product_id":"rps-807757t-serpentine-belt-idler-pulley-fits-mercruiser-gm-v6-v8-4-3l-5-0l-5-7l-350-mag-6-2l-3-1-4-od-6-groove-marine-composite-pulley-replaces-mercury-oem-807757t-sierra-18-6457","title":"RPS 807757T Serpentine Belt Idler Pulley | Fits MerCruiser GM V6 \u0026 V8 4.3L 5.0L 5.7L 350 Mag 6.2L | 3-1\/4\" OD, 6-Groove Marine Composite Pulley | Replaces Mercury OEM 807757T, Sierra 18-6457","description":"\u003ch3\u003eAbout this item\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDIRECT FIT REPLACEMENT: Seamlessly replaces Mercury\/MerCruiser OEM part number 807757T and aftermarket Sierra 18-6457 for a hassle-free, drop-in installation on your marine engine.\u003c\/li\u003e\n\u003cli\u003eBROAD COMPATIBILITY: Engineered to fit a wide range of late-model (1996 and newer) GM-based MerCruiser V6 and V8 sterndrive and inboard engines, including 4.3L, 5.0L, 5.7L (350 MAG), 6.2L, and 8.2L models.\u003c\/li\u003e\n\u003cli\u003eEXACT SPECIFICATIONS: Features a true 3-1\/4 inch (3.25\") outside diameter and a precision-engineered 6-groove design to flawlessly accommodate standard 13\/16-inch wide serpentine belts and maintain proper alignment.\u003c\/li\u003e\n\u003cli\u003eMARINE-GRADE DURABILITY: Manufactured from a high-strength thermal resin composite with a fully molded-in internal bearing, designed to withstand intense engine bay heat and resist corrosion in harsh aquatic environments.\u003c\/li\u003e\n\u003cli\u003eRESTORE PERFORMANCE: Eliminate belt squeal, wobble, and slipping caused by a failing pulley. This heavy-duty replacement ensures proper belt tension and smooth operation for your boat's accessory drive system.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Brand: RPS","offers":[{"title":"Default Title","offer_id":50463926878448,"sku":"B08TG56B9W","price":41.48,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0843\/8464\/5360\/files\/410U0zP0WAL.jpg?v=1789508172","url":"https:\/\/wrenchvanta.com\/products\/rps-807757t-serpentine-belt-idler-pulley-fits-mercruiser-gm-v6-v8-4-3l-5-0l-5-7l-350-mag-6-2l-3-1-4-od-6-groove-marine-composite-pulley-replaces-mercury-oem-807757t-sierra-18-6457","provider":"WrenchVanta","version":"1.0","type":"link"}