Amal Boost Control Valve Sierra Cosworth GGR505

Cosworth amal valve acts as a fail safe and purpose is to increase the build up of boost, but not allow the over boost control to operate.

For Sierra Cosworth YB red and green top engines.

NOT for Escort Cosworth

Fits Sierra RS Cosworth  3 door, Sierra RS500 Cosworth, Sapphire RS Cosworth 2WD 4 door, Sapphire RS Cosworth 4WD

Cosworth Boost Control Valve,Tuning and Performance Parts Specialists Graham Goode Racing
Lutterworth Road Aylestone Leicester LE2 8PH Tel 0116 2440080