Muncie M20 4 Speed (RWD) Manual Transmission Parts

These quality M20 manual transmission parts, rebuild and overhaul kits are designed to be top of the line overhaul kits. We have include information on how to identify individual transmissions, application information, model year, detailed kit and part availability by transmission type. Muncie transmissions are covered in this section M20, rear wheel drive (RWD), requiring 4 speed applications. The Muncie 4 speed manual transmission was use by General Motors in Bel Air, Biscayne & Impala, Chevelle, El Camino & Malibu, Corvette, Nova & Chevy II.

Different overhaul kits are available depending on the extent of the overhaul that you planning, the contents of the kits are described as follows:

Muncie M20 Manual Transmission Parts
  • DTSBKXXX Kits (RWD): Main case bearings, gaskets, seals. You may also want to add new bearing retainer, nuts, dogs & wires, extension housing bushing, small parts kit, shifter bushings. Syncro rings are not included in these kits.

  • DTSBKXXXWS Kits (RWD): Main case bearings, gaskets, seals. You may also want to add bearing retainer, nuts, dogs & wires, extension housing bushing, small parts kit, shifter bushings. Syncro rings are included in these kits.

  • Information and parts are provide for the following Transmission: Muncie M20 4 Speed (RWD. 

We provide parts in three separate categories for the Muncie M20 4 Speed:  Overhaul kits by application include standard kits, heavy duty kits for more horsepower and "WS" kits that include both bearings and syncro rings as well as gaskets and seals.

IDENTIFICATION - CHEVROLET 4spd, RWD, M20, Muncie, aluminum case, 7 bolt side cover 
 

t's easy to get the correct parts the first time from drivetrain.com.  Using the application tables below just locate your vehicle model, model year, number of cylinders and engine size read across to identify correct overhaul kit part number.  Make a note of the part number and complete our secure easy order from.

Muncie M20 Overhaul Kit Products 

Below you will find parts for the M20 4 speed transmission used in Bel Air, Biscayne & Impala, Chevelle, El Camino & Malibu,
 
In addition to these overhaul kits we can provide miscellaneous hardparts, don't see what you need just give us a call.

 Please Click Part Number to buy it online . 

Model
 Cylinder  Engine  Year  Description Overhaul Kit
Your Cost
Overhaul Kit with Syncro Rings
Your Cost
Bel Air, Biscayne & Impala 8cyl 283ci     1963 - 7/8" diameter countershaft pin - 72mm O.D. input bearing DTSBK117A $ 97.67 DTSBK117AWS $ 151.61
Bel Air, Biscayne & Impala 8cyl 327ci     1963 - 7/8" diameter countershaft pin - 72mm O.D. input bearing DTSBK117A $ 97.67 DTSBK117AWS $ 151.61
Bel Air, Biscayne & Impala 8cyl 409ci     1963-64 - 7/8" diameter countershaft pin - 80mm O.D. input bearing DTSBK117 $ 97.67 DTSBK117WS $ 150.54
Bel Air, Biscayne & Impala 8cyl 409ci     1963-64 - 7/8" diameter countershaft pin - 72mm O.D. input bearing DTSBK117A $ 97.67 DTSBK117AWS $ 151.61
Bel Air, Biscayne & Impala 8cyl 409ci     1963-64 - 80mm O.D. input bearing max load front & rear mainshaft bearing DTSBK117HD $ 166.66 DTSBK117HDWS $ 206.86
Bel Air, Biscayne & Impala 8cyl 283ci     1963-65 - 7/8" diameter countershaft pin - 80mm O.D. input bearing DTSBK117 $ 97.67 DTSBK117WS $ 150.54
Bel Air, Biscayne & Impala 8cyl 283ci     1963-65 - 7/8" diameter countershaft pin - 80mm O.D. input bearing - max load front and rear mainshaft bearings DTSBK117HD $ 166.66 DTSBK117HDWS $ 206.86
Bel Air, Biscayne & Impala 8cyl 327ci 1963-65 - 7/8" diameter countershaft pin - 80mm O.D. input bearing DTSBK117HD $ 166.66 DTSBK117HDWS $ 206.86
Bel Air, Biscayne & Impala 8cyl 327ci     1963-65 - 7/8" diameter countershaft pin - 80mm O.D. input bearing DTSBK117 $ 97.67 DTSBK117WS $ 150.54
Chevelle, El Camino & Malibu  8 cyl 283ci 1964-65 - 7/8" diameter countershaft pin - 80mm O.D. input bearing DTSBK117 $ 97.67 DTS BK117WS $ 150.54
Chevelle, El Camino & Malibu  8 cyl 283ci 1964-65 - 7/8" diameter countershaft pin - 80mm O.D. input bearing - max load front and rear mainshaft bearings DTSBK117HD $ 166.66 DTSBK117HDWS $ 206.86
Corvette 8cyl 327ci 1963 - 7/8" diameter countershaft pin - 72mm O.D. input bearing DTSBK117A $ 97.67 DTSBK117AWS $ 151.61
Corvette 8cyl 327ci 1964-65 - 7/8" diameter countershaft pin - 80mm O.D. input bearing DTSBK117 $ 97.67 DTSBK117WS $ 150.54
Corvette 8cyl 327ci 1964-65 - 7/8" diameter countershaft pin - 80mm O.D. input bearing - max load front and rear mainshaft bearings DTSBK117HD $ 166.66 DTSBK117HDWS $ 206.86
Nova & Chevy II 8 cyl 283ci 1964-65 - 7/8" diameter countershaft pin - max load front and rear mainshaft bearings DTSBK117HD $ 166.66 DTSBK117HDWS $ 206.86
Nova & Chevy II 8 cyl 283ci 1964-65 - 7/8" diameter countershaft pin DTSBK117 $ 97.67 DTSBK117WS $ 150.54
Nova & Chevy II 8 cyl 327ci 1964-65 - 7/8" diameter countershaft pin DTSBK117 $ 97.67 DTSBK117WS $ 150.54
Nova & Chevy II 8 cyl 327ci 1964-65 - 7/8" diameter countershaft pin - max load front and rear mainshaft bearings DTSBK117HD $ 166.66 DTSBK117HDWS $ 206.86