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Description

The WT297‑8E is a close-ratio cluster gear designed for the Muncie M22 “Rock Crusher” 4-speed transmission, commonly used in 1966–1974 GM vehicles like the Camaro, Corvette, and Chevelle. Made from high-strength carburized alloy steel with precision machining and heat treatment, it offers excellent durability, wear resistance, and torque capacity. Ideal for performance upgrades, restorations, and racing applications.

Specification

Gear Type: Helical Gear

Teeth Count: 17/19/22/27T

Rotation Direction: Right-Hand (RH)

Overall Length: Approximately 182.5 mm (may vary slightly by version)

Material: SCM415 or SAE 8620

Heat Treatment: Carburizing and quenching for enhanced hardness and wear resistance