I think you will find that those 2 engines used different cams. L88-"535", ZL1-"9181" Only other engine the ZL1 cam came in was the LS7
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69 SS/RS 396 M20 X22 Nor 12B,72B,712 bought 1979
FULL OWNER HISTORY
69 Dick Harrell tribute Day II 427 M20 4.10 X11 76 orig pnt, 711
67 Super Stock 302 Camaro re-creation
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