Proform Advance Lockout Plate - GM HEI Distributor 3452 Top racers are making the

Top racers are making the switch to Holley EFI every day

380 lb/in Spring Rate

Precision engineered and machined in the USA from billet aluminum

Select 1-9 in SPORT mode and 1-9 in RACE mode

Check out all our products from Keyser Manufacturing including GM Lower Control Arms

Proform Advance Lockout Plate - GM HEI Distributor 3452 Top racers are making theProform GM HEI distributor advance lockouts are designed to easily remove the vacuum advance chamber from Proform distributors that use a clockwise rotation. They are made of plastic and feature a black finish. No modifications are required to install the advance lockouts. PROFORM invites racers to experience the strength, innovation, and power behind the PROFORM brand. PROFORM Parts (Specialty Auto Parts U. S. A., Inc.) is a leader in the High