1975-1986 Chevrolet C10. 1973-1986 Chevrolet C10 Suburban. 1973-1974 Chevrolet C10 Pickup. The included Mounting Kit allows you to mount the proportioning valve to the Left (Driver's Side) of the master cylinder and brake booster, and includes two hard lines that connect the master cylinder (with 9/16" & 1/2" ports) to the proportioning valve.
