I believe the last year of the bad guides was 1998.
I got my heads EARLY 1999, so Im wondering if I have the bad guides.
But it doesnt burn any oil, and runs great still, so I don't think so.
Skyler
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-1989 Saleen Mustang #406-
TFS TW Heads, E-303, Edelbrock intake, 70mm TB, 73mm MAF, 24lb injectors, 1 5/8 shorties, Off Road H, 3 Chamber flows, Jaz Race seats, Back seat removed, sub-frames, Roll Cage, and a 80 shot of N20.
12.54@107.4 Motor
1.69 60'