TCI GM Driven Speedometer Gear, 44-tooth grey 91629059 Helps to prevent high-temp steering

Helps to prevent high-temp steering fade and difficult effort steering at low temps

a water flow restrictor plate should be used in place of the thermostat

Professional engine builders have long utilized exhaust gas temperature readings to determine proper jetting and achieve maximum performance without the worry of being too lean and causing expensive engine damage

00-inch Mandrel-bent Tubing

Performers accept late-model choke

TCI GM Driven Speedometer Gear, 44-tooth grey 91629059 Helps to prevent high-temp steeringGM 200C 375B TH425 475 700R4 44 Tooth Speedo Drive Gear.. 44 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