no helicoil on spark plugs. they dont seal properly.


there are inserts available (plug blowout is a common problem on the ford mod V8) and we install inserts (with no warranty) all the time at the dealer.


87 Montero V6 SWB auto. dual bouncies
89 Montero V6 SWB 5 speed. dual bouncies
97 3000gt VR4 upgraded turbos, 10:1, E85
91 Stealth TT twin 18Gs, cams/heads, E85
03 cobra lightly modded <img src="/forums/images/graemlins/lol.gif" alt="" />
91 MR2 turbo