Available in G.M. Applications only.

The Richmond Super T-10 is a four speed countershaft helical gear transmission synchronized in all forward gears. First and reverse are constant mesh to prevent gear clash. Strut-type synchronizers are provided for longer life and easier shifting.  The T-10 is used in applications for performance type automobiles and light trucks. The Richmond Super T-10 is the NASCAR standard.

1304000070         2.43 “S” Ratio          2.43        1.61       1.23        1.00        2.35             375 Ft. Lbs.

1304000069         2.64 “W” Ratio        2.64         1.75      1.34        1.00        2.55             325 Ft. Lbs.

7021090               2.64 “X” Ratio         2.64         1.60      1.23        1.00        2.55             325 Ft. Lbs.

1304000072         2.88 “CC” Ratio       2.88         1.91     1.33        1.00         2.78             300 Ft. Lbs.