Does your compressor system have an unloader valve? It unloads the pressure in the cylinder head so the compressor isn’t trying to overcome high pressure on restart. Here is a site that explains it’s function.

Last edited by Phak1; 05/26/2025 11:56 PM.

Phil
Moderator, The Engine Shop, Interiors and Project Journals

1952 Chevrolet 3100, Three on the Tree, 4:11 torque tube
Updated to: ‘59 235 w/hydraulic lifters, 12v w/alternator, HEI, PCV and Power front Disc Brakes
Project Journals
Stovebolt Gallery Forum