TCI C4 Breakaway Converter ' 70-' 79 4087ADURD Floor / Firewall Mount

Floor / Firewall Mount

Merge Collector

Use with 3-Conductor 3C NASCAR wired helmet jack

The stabilizer converts the signal from a magnetic pickup to a square wave trigger signal for the MSD Ignition control

TCI C4 Breakaway Converter ' 70-' 79 4087ADURD Floor / Firewall MountC4 Breakaway Converter for In Case Dipstick (26 Spline).. This Breakaway Converter is designed specifically for C4 Transmissions from '70 '79 with in case dipsticks. Provides 2200 to 2400 Stall behind Small Blocks and 2400 2600 Stall behind Big Blocks. For 26 Spline. The first step into serious high performance, the Breakaway is a great torque converter for moderately modified street machines and weekend racers that are also used as daily drivers. It