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Your cart is empty.Engine idler pulley 807757T is for use on MerCruiser 4.3L, 5.0L, 5.7L, 6.2L and 8.2L sterndrive or inboard engines having a serpentine belt and made by General Motors. The pulley is made of long-lasting thermal resin. The bearing is molded into the pulley. When replacing the idler pulley, check the pulley support bushing and serpentine belt for damage or wear. Replace as necessary to help keep your engine running at its peak performance. The Quicksilver brand is the leader in delivering uncompromising engine oils, parts and accessories to the marine industry for over 65 years. Quicksilver is the premier supplier of Mercury Marine Original Equipment replacement engine parts, oils, and accessories, but also works to serve all Original Equipment brands in the marine and powersports industries. It has earned a loyal following by providing the highest quality products that are tested through some of the most rigorous environments and testing procedures. No aftermarket company comes close to the level of research and design as Quicksilver; buying Quicksilver is buying performance, protection and peace of mind.
Tracie L. Harter
Reviewed in the United States on September 2, 2024
Mercruiser 5.7 Thunderbolt. This is the one on the left facing the engine that has the adjustment bolt in it.
Jeremy Boze
Reviewed in the United States on May 31, 2023
Performs exactly as it should. Bearing seems to be good quality. Plastic was molded well.
brod
Reviewed in the United States on October 24, 2022
went on to work fine inboard engine
Edward
Reviewed in the United States on October 9, 2021
Direct fit for the Mercury Mercruiser 496 engine
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