Actually the ratio isnt that bad. Better than the old big blocks. The 454 chev, and 427 ford, as well as a couple others I forget.
They'll last.
Skyer
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-1989 Saleen Mustang #406- TFS Heads, E-303, edelbrock intake,70MM TB, 73mm MAF, off road H, 2 1/4" exhaust, and 4.10's.
332RWHP@5500
351RWTQ@3750
Runs on 87 Octane!