Detroit Speed Air Conditioning Firewall Blockoff - GM F-Body 1970-81 RS00500313 Unique design eliminates timing movement

Unique design eliminates timing movement throughout rpm range

It has the same efficient left turn wet sump as the CP100 with one big addition

you will not find a better part than the COMP Cams® Lash Cap

Chrome Mudcover is designed for AERO 15" wheels only

Detroit Speed Air Conditioning Firewall Blockoff - GM F-Body 1970-81 RS00500313 Unique design eliminates timing movementDue to vehicle variation, mounting hole modification may be necessary. Product Description: Firewall Blockoff Air Conditioning Steel Natural GM F Body 1970 81 Kit Detroit Speed puts a significant amount of effort into developing long lasting, dependable products that are formulated to exceed late model performance expectations. Our systems are designed by exceptionally qualified engineers and built by fabricators dedicated to making the best systems