Hey all. Does a new piston seal need break in time to come to its potential and best sealing with the piston chamber wall?
I just replaced the stock original seal on my Pro Sport with Vorteks moly impregnated seal and lost 50 FPS muzzle velocity.
I just replaced the stock original seal on my Pro Sport with Vorteks moly impregnated seal and lost 50 FPS muzzle velocity.