At what depth of a under cut head do you need decompression rings ?
this would be a 1600 cc donk
seagull ·
Aussieveedubbers · Tech Talk
decompression rings ?
https://forums.aussieveedubbers.com/threads/29576/decompression-rings
vw54 ·
It would depend on the compression ration of the engine and what you want to run. Its not fix its all variable