Cloyes S850T Engine Timing Camshaft Sprocket - Front

Cloyes S850T Timing Camshaft Sprocket

The Cloyes S850T is a specific-fit engine timing camshaft sprocket for select Chevrolet, Pontiac, Saturn, and Oldsmobile applications. Built from metal with a precision-machined bore and helical tooth form, it is engineered for quiet operation and accurate timing system performance.

Key Features

• Metal construction for engine timing service
• 46-tooth design with 0.16" tooth width
• Precision-machined bore for true fit
• Helical tooth form for quieter operation
• Specific fit for front-mounted timing applications
• Gray finish
• Single-row chain design

Detailed Description

Cloyes S850T timing camshaft sprocket is part of the engine timing system that works with the timing chain, tensioners, and guides to maintain correct camshaft timing. Cloyes designs and manufactures timing components using CAD-based engineering and advanced materials, then tests each part for function and durability. This part cross-references OE number 90537632 for the same application. Compatible With 2005-2010 Chevrolet Cobalt, front; 2006-2008 Chevrolet HHR, front; 2004-2008 Chevrolet Malibu, front; 2007-2008 Pontiac G5, front; and 2003-2007 Saturn Ion, front. It also fits 2002-2007 Saturn Vue, front, and other listed front-position applications including Pontiac Pursuit, Chevrolet Cavalier, Chevrolet Classic, Pontiac Grand Am, Pontiac Sunfire, Oldsmobile Alero, Saturn L300, Saturn L200, Saturn LW200, Saturn L100, Saturn LS, Saturn LS1, and Saturn LW1.

Common Repair Uses

• Restoring correct camshaft timing after timing chain service
• Replacing a worn or noisy timing sprocket
• Addressing timing chain wear from sprocket tooth wear
• Correcting timing system noise in front-engine applications
• Supporting engine rebuild or timing component replacement work

Installation Notes

For timing chain service, Cloyes recommends replacing the chain tensioner(s), sprocket(s), and guide(s) together when the chain is replaced. Verify application details by year, make, model, and engine configuration before installation. This part number, S850T, is a specific-fit component and should be matched to the vehicle listed in the catalog.

Quality Assurance

Cloyes timing sprockets are CAD designed, manufactured with advanced materials, and tested for durability and function to support dependable engine timing performance. Refer to the online catalog for application-specific confirmation.