Cloyes S797 Engine Timing Crankshaft Sprocket - Outer

Overview of Cloyes Engine Timing Crankshaft Sprocket S797

The Cloyes S797 Engine Timing Crankshaft Sprocket is designed for precise timing control in select GM vehicles. Engineered from durable metal, this sprocket ensures reliable performance for models like the Chevrolet Silverado, Cadillac Escalade, and GMC Yukon.

• Material: High-quality metal construction for durability
• Chain Row Quantity: Single row (1.0)
• Tooth Width: 0.41 inches
• Color: Gray finish
• Inside Diameter: 1.25 inches
• Thickness: 0.52 inches
• Outside Diameter: 2.83 inches
• Tooth Quantity: 18 teeth
• Mounting Hole Quantity: 1
• Mount Hole Inside Diameter: 1.25 inches
• Keyway Notch: Yes, for secure fitment
• Specific fit for select Buick, Cadillac, Chevrolet, GMC, Oldsmobile, and Pontiac models

Detailed Product Description

The Cloyes S797 crankshaft sprocket is a critical component in the engine timing system, designed to maintain accurate synchronization between the crankshaft and camshaft. Manufactured from robust metal, it features a single chain row with 18 teeth and a 0.41-inch tooth width, ensuring consistent engagement with the timing chain. The sprocket’s gray finish and precise dimensions—including a 1.25-inch inside diameter and 2.83-inch outside diameter—allow for a specific fitment on various GM vehicles such as the Chevrolet Camaro, Cadillac Escalade, and GMC Sierra models. The inclusion of a keyway notch and a single mounting hole with a 1.25-inch diameter provides secure installation and alignment.

Compatible Vehicles and Applications

This engine timing crankshaft sprocket is compatible with a range of General Motors vehicles, including:

• Buick Brougham
• Cadillac Escalade, Fleetwood, and DeVille
• Chevrolet C1500, C2500, C3500, Camaro, Caprice, Corvette, Impala, Tahoe, and Express series
• GMC K1500, K2500, K3500, Sierra, Savana, and P-series chassis
• Oldsmobile and Pontiac models such as Firebird and Roadmaster

Common Issues Addressed by the S797 Crankshaft Sprocket

• Engine timing chain slippage causing poor engine performance
• Wear or damage to the original crankshaft sprocket teeth
• Excessive engine noise related to timing component failure
• Misalignment of timing components leading to engine misfires
• Replacement during timing chain or valve train repairs

Installation Notes and Tips

• Ensure compatibility with your specific vehicle make and model before installation
• Inspect the timing chain and related components for wear during replacement
• Use proper torque specifications for mounting the sprocket to avoid damage
• Align the keyway notch carefully to maintain correct timing alignment
• Professional installation is recommended for accurate timing system setup

Quality Assurance and Warranty

Cloyes manufactures the S797 crankshaft sprocket to meet OEM specifications, ensuring reliable fit and function. The metal construction provides durability under normal operating conditions. While specific warranty details may vary, Cloyes products typically come with a limited warranty against manufacturing defects. Refer to the product documentation or manufacturer for exact warranty terms.