1969 - 1970 Muncie Four Speed Transmission, M-21
Complete original GM Muncie M-21 4-Speed Transmission for your Chevelle or Nova. Professionally rebuilt and guaranteed for 1 year. If you want to race or speed shift a transmission at 6000 RPMs, DON'T BUY A Muncie. For Street Applications they are perfect. Don't forget to choose your year model needed from the drop down menu. Both feature a 2.20 first gear, 70 trans will have side cover for TCS switch.
*Please double check your clutch and pressure plate set to match below
69-70 M-21 ~ Input Shaft = 1 Grooves with Coarse 10 Spline Count and 27 Spline Tail Shaft
1969 Main Case = 3925660
1970 Main Case = 3925661
Complete original GM Muncie M-21 4-Speed Transmission for your Chevelle or Nova. Professionally rebuilt and guaranteed for 1 year. If you want to race or speed shift a transmission at 6000 RPMs, DON'T BUY A Muncie. For Street Applications they are perfect. Don't forget to choose your year model needed from the drop down menu. Both feature a 2.20 first gear, 70 trans will have side cover for TCS switch.
*Please double check your clutch and pressure plate set to match below
69-70 M-21 ~ Input Shaft = 1 Grooves with Coarse 10 Spline Count and 27 Spline Tail Shaft
1969 Main Case = 3925660
1970 Main Case = 3925661
***Note: This Transmission is shipped factory direct. Please allow 4-8 weeks for delivery. Shipping charges will apply for all in-store pickups and show deliveries.
PART NUMBER: TRA-618
PART NUMBER: TRA-618
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30 days return policy
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Flexible Delivery Time
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