View Full Version : helix 2 question

nick b
01-11-2015, 09:15 PM
quick question about the helix 2. how much piston protrusion is to much for it and what about valve face depth. i noticed on the Hamilton they list the max specs but i have never seen any on yours. do i not need to worry about it?

01-12-2015, 07:28 AM
Thats an old cam, ran it 6 yrs ago.. Your fine..