Brothers Trucks Transmission Control Spark Wiring Harness Chevy/ GMC Truck 1971 w/ V8/ Manual Transmission

Restore proper wiring to your classic truck's Transmission Controlled Spark system with the Brothers Trucks transmission controlled spark wiring harness. Designed for V8-equipped models with a manual transmission, this replacement harness restores the electrical connections used by the factory T.C.S. emissions system.

Features and Benefits:
- Fits select 1971 Chevy and GMC applications
- Designed for V8 engines with manual transmissions
- Replacement transmission wiring harness
- Designed for the Transmission Controlled Spark (T.C.S.) system
- Helps restore factory T.C.S. electrical connections
- Factory-style wiring colors
- Factory-style connectors
- Replaces damaged, brittle, or missing original wiring

The T.C.S. system was designed to control vacuum advance in the lower forward gears while the engine is at operating temperature. This replacement harness features factory-style wiring colors and connectors, helping maintain the original configuration while replacing old, damaged, or deteriorated transmission wiring.

Vehicle Fitment:
- 1971 Chevy C10
- 1971 GMC C15
- 1971 Chevy Blazer
- 1971 GMC Jimmy