Muncie M21 Cluster Gear 1963-1965 7/8" Pin

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Muncie M21 Cluster Gear 27-22-19-17 Close Ratio 7/8 Pin 1963-1965 GM, WT297-8

WT297-8 Muncie M21 close-ratio cluster gear 27-22-19-17 teeth for 1963-1965 GM 4-speed with 7/8 inch countershaft pin

Muncie M21 Cluster Gear 27-22-19-17 Close Ratio 7/8 Pin 1963-1965 GM, WT297-8

Our Price: $198.98

Availability: In Stock
Item Condition: New
UPC: 0700537052656
ASIN: 700537052656
Brand: Transolutions

Availability: Usually Ships in 24 to 48 Hours
Product Code: WT297-8

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Description

Prop 65 Warning

Muncie M21 Cluster Gear 27-22-19-17 Close Ratio 7/8 Pin 1963-1965 GM, WT297-8

Features/FAQs

Replacement countershaft cluster gear for matching early Muncie M21 close-ratio 4-speed manual transmissions. Used during transmission rebuilding to replace worn, chipped, or damaged gear teeth that can contribute to gear noise, whining, and rough operation. Designed for the early 7/8" countershaft pin configuration.

Fitment Applications:

1963–1965 GM passenger cars: equipped with a matching Muncie M21 close-ratio 4-speed transmission and 7/8" countershaft pin

Tooth Count: 27-22-19-17
Countershaft Pin Diameter: 7/8" / 0.875" / 22.225 mm
Gearset Type: Close ratio — 2.20:1 first-gear transmission configuration

OEM / Interchange Reference: 3831727, WT297-8, 304674, 5009087-1, 5009088-1

Compatibility depends on the installed gearset, tooth count, and countershaft size. Vehicle year alone does not establish fitment. Please verify casing and main shaft size prior to purchasing. GM switched to a 1 inch countershaft pin staring in 1966.