Engine Cylinder Head Air Hold Adapter Hose Ends - Braided Rubber Crimp-On 3057-1 - 1978-1988 GM G-Body

3057-1 - 1978-1988 GM G-Body

Finish Line Factory's precision made

The TCA053's heavy-duty construction eliminates control arm flex

Spherical bearings offer the highest levels of strength and articulation

Protect your vehicle and yourself with BD Diesel's Electronic Positive Air Shutdown (E-PAS)

Engine Cylinder Head Air Hold Adapter Hose Ends - Braided Rubber Crimp-On 3057-1 - 1978-1988 GM G-BodyNow that you have the PROFORM Valve Spring Tester you'll need a set of PROFORM Air Hold Adapters to remove your springs with the heads on the engine. It's a simple 3 step process: screw the air hold adapter into your spark plug hole, attach air fitting, and then an air hose. The air pressure will hold up your valves while you get to work!