Crank Seals

Front Seals Nat/Tim SKF/CR
Keith Black Gear Drive 2.156 x 3.189 x .437 450621
TFX RCD Gear Drive - std , 2.2" 2.187 x 3.0 x .375 472018
TFX RCD Gear Drive - small , 2.125" 2.125 x 3.0 x .375 472015
TFX RCD Gear Drive - inside (bearing support) 2.125 x 2.875 x .4375 21091 *fluoro
TFX RCD Gear Drive - outside (bearing support)
TFX TFX(manufacturer) Gear Drive - std , 2.2" 2.187 x 2.875 x .375 473244
TFX TFX(manufacturer) Gear Drive - std , 2.2" 2.187 x 2.875 x .4375 21736
TFX TFX(manufacturer) Gear Drive - small, 2.125" 2.125 x 2.875 x .4375 450867 21098 *nitrile
Note:
tfx (manufacturer) have 4 bolts on seal cover
Rear Seals STD Crank Chrysler # 4227926 Felpro #2947
Rear Seals 3" Crank