Quote: If someone has a junk 452 head with the peanut plugs & that boss, may want to take a bit & grind it down just to msee if there is a jacket under it.
Why not just use the right plug and leave it at that?
Dave
That would only make sense ...
And alot of the times the big 3 didn't make sense
75 Duster, 451 10.87 @ 123.58 NA
97 Z28 6sp., 12.01 @ 115 on a 100 shot
71 Swinger. 360 magnum. 12.58 @ 105
78 cutlass, 469 BBC. 12.70 @ 108 on street tires.
http://www.youtube.com/watch?v=Z2kqNmMfheU
