Havn't got my car back together yet, still porting the heads and intake (goes real slow).
See if the heads are aluminum or Iron. If they are iron they are probably GT40 iron heads. If they are aluminum then they are probably the GT40X.
Skyler
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2001 BMW M3 6spd
12.79@108
RIP
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1993 Notch w/ 98 4V 4.6 Fasttt...
-1989 Saleen Mustang #406-
12.32@109
-1999 Black Cobra Coupe-
JBA Shorties, Bassani Cat-X, Magnaflow 3", Pulleys, 85mm Pro-M, Ported Intake, Soild Rear w/ 4.30s, Tubular Front End, X2C arms, 13lb batt, few others.
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