How is it that the 454 in the Corvette only rates for a weak M20 vs the M22 for the Chevelle & Elco SS 454's???
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Currently owned:
1970 El Camino SS 454/M22 LS-5
1988 Monte Carlo SS LS7/T56 (700+ NA RWHP!)
2011 Corvette Z06 all stock
Previous owner of:
1970 Chevelle SS 454/M22 w/XCH crate LS-7
1970 El Camino SS 454/M22 LS-6
1970 Camaro Z-28/M22
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