Quote:
Originally Posted by askmrjesus
Yes, but which way do you point them?
"Conventional Wisdom" dictates that you point the gap toward the intake (so the ground strap doesn't block the air/fuel mixture) but some engine configurations seem to work better with the gap facing the outlet valves. 
JC |
If the thread starting position in the head is the same then in theory the plugs will all be at the same position. It shouldn't matter which way the plug points if the air/fuel charge has swirled enough to make the mixture homogenous.