I used a downs box upper till I put in the 351... I ran dart srs with it and an extrude honed gt 40 lower. Worked great with the blower...not as much torque on the bottom, but then it was easier on the launch with 373's.
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88LX notch, Speedpro EFI 358windsor 11.2 to 1 compression, 5 lug baer claws all around..g force t5 and 3.55 gears. rwhp soon to come. Oh yeah...92 octane NO detonation.
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