1966 - 1970 Muncie Deluxe Master Transmission Rebuild Kit for 27 Spline Shafts & 1" Pin Transmissions
Introducing our Deluxe Muncie Transmission Rebuild Kit, designed specifically for 1966“1970 Muncie M20, M21, and M22 transmissions with 27-spline shafts and a 1-inch diameter countershaft pin. This comprehensive overhaul kit includes only the highest quality components, ensuring a reliable and lasting rebuild. Fits main case casting #s 3885010, 3925660, and (3925661 with 27 spline main shaft).
Ensure your transmission rebuild is done right the first time with this all-inclusive kit. Tailored for 1966“1970 Muncie M20, M21, and M22 models featuring the larger 1-inch diameter countershaft pin and 27-spline shafts.
Invest in quality and precision with our Deluxe Muncie Transmission Rebuild Kit, ensuring your classic vehicle's transmission performs optimally for years to come.
Fits 1966, 66, 1967, 67, 1968, 68, 1969, 69, 1970, and 70 M20, M21, & M22 Muncie 1" Pin and 27 Spline Shaft Transmissions

PART NUMBER: TRA-184
Introducing our Deluxe Muncie Transmission Rebuild Kit, designed specifically for 1966“1970 Muncie M20, M21, and M22 transmissions with 27-spline shafts and a 1-inch diameter countershaft pin. This comprehensive overhaul kit includes only the highest quality components, ensuring a reliable and lasting rebuild. Fits main case casting #s 3885010, 3925660, and (3925661 with 27 spline main shaft).
Kit Features:
- Premium Components: Includes new synchros, countershaft, and bearings.
- Comprehensive Coverage: Also contains new front nut, rear bushing, main drive oil slinger and detent, springs kits, sleeves, seals, French locks, and gaskets.
- No Compromises: All parts are sourced from reputable manufacturers; no components from China are included.
Ensure your transmission rebuild is done right the first time with this all-inclusive kit. Tailored for 1966“1970 Muncie M20, M21, and M22 models featuring the larger 1-inch diameter countershaft pin and 27-spline shafts.
Invest in quality and precision with our Deluxe Muncie Transmission Rebuild Kit, ensuring your classic vehicle's transmission performs optimally for years to come.
Fits 1966, 66, 1967, 67, 1968, 68, 1969, 69, 1970, and 70 M20, M21, & M22 Muncie 1" Pin and 27 Spline Shaft Transmissions

PART NUMBER: TRA-184
<b>Overhaul Kit Includes:</b>
High-Quality Bearings Front Bearing
High-Quality Bearings Rear Bearing
1" Cluster / Countershaft Pin
Synchronizer Rings
Side Cover Seals
Synchronizer Keys
Synchronizer Springs
Gaskets
Rear Seal
Rear Bushing
Front Retaining Nut
Oil Slinger
Small Parts Kit
French Locks
Reverse Lever Taper Pin
Works Great With
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