TCI 19 Tooth Speedometer Gear Natural - GM H778C42XS Sight Plug

Sight Plug

The ignition control combines a new housing

82 ratio with powerglide converter splines

1961-1967 Chevrolet K20 Pickup

TCI 19 Tooth Speedometer Gear Natural - GM H778C42XS Sight PlugGM Powerglide 200C 375B 475 19 Tooth Speedo Drive Gear.. 19 Tooth GM Speedo Drive Gear. Speedometer gears include both the drive gear and the driven gear. The drive gear refers to the gear that is on a transmissions output shaft. The driven gear is located in a removable housing, usually in the tailhousing, of transmissions. Be aware that some transmissions will have different driven gear housings depending on the tooth count of the driven gear. TCI