Cloyes S849 Engine Timing Crankshaft Sprocket - Outer

Overview of Cloyes Engine Timing Crankshaft Sprocket S849

The Cloyes Engine Timing Crankshaft Sprocket S849 is designed for precise engine timing in select Buick, Chevrolet, GMC, Oldsmobile, Pontiac, Saab, and Saturn vehicles. Engineered with a rubber/metal composite, this specific-fit sprocket ensures reliable performance for models such as the Chevrolet Malibu, Pontiac G6, and Saab 9-3.

• Material: Durable rubber and metal construction
• Chain Row Quantity: Single row (1.0)
• Tooth Quantity: 23 teeth with 0.16" tooth width
• Dimensions: 2.37" outside diameter, 1.10" inside diameter, 0.59" thickness
• Mounting: Single mounting hole with 1.10" inside diameter and keyway notch for secure fit
• Color: Gray finish for corrosion resistance
• Non-adjustable design for consistent timing accuracy

Detailed Product Description

The Cloyes S849 crankshaft sprocket is a critical component in the engine timing system, constructed from a combination of rubber and metal to provide durability and vibration dampening. Its 23-tooth design with a 0.16" tooth width is optimized for single-row timing chains, ensuring smooth engagement and precise timing control. The sprocket’s 2.37" outside diameter and 1.10" inside diameter, along with a thickness of 0.59", are engineered to exact specifications for specific vehicle applications. The inclusion of a keyway notch and a single mounting hole with a 1.10" diameter ensures proper alignment and secure installation on the crankshaft.

Compatible Vehicles and Applications

This crankshaft sprocket is specifically designed for use with various models from Buick, Chevrolet, GMC, Oldsmobile, Pontiac, Saab, and Saturn. Compatible vehicles include the Chevrolet Malibu, Equinox, Cobalt, and Impala; Pontiac G5, G6, Grand Am, and Solstice; Saab 9-3, 9-3X, and 9-5; as well as Saturn Aura, Vue, and Ion. The part number S849 matches OEM specifications for these models, making it suitable for engine timing repairs and replacements.

Common Issues Addressed by the Cloyes S849 Sprocket

• Worn or damaged crankshaft sprocket teeth causing timing chain slippage
• Engine timing irregularities leading to poor performance or misfires
• Excessive vibration or noise from deteriorated sprocket material
• Failed keyway or mounting hole alignment affecting timing accuracy
• Replacement during timing chain or valve train component overhaul

Installation Notes and Tips

Installation of the Cloyes S849 sprocket requires careful alignment of the keyway notch with the crankshaft key to ensure proper timing. Use appropriate tools to avoid damaging the rubber/metal composite material. Verify the single mounting hole is securely fastened to prevent sprocket movement. It is recommended to inspect the timing chain and related components during installation to ensure overall system integrity.

Quality Assurance and Warranty

Cloyes manufactures the S849 crankshaft sprocket to meet or exceed OEM standards for fit, form, and function. The rubber/metal construction is designed for durability under normal operating conditions. While specific warranty details may vary, Cloyes products typically come with a limited warranty against defects in materials and workmanship. Always consult product documentation or the manufacturer for exact warranty terms.