Re: how many zl1 motors were made
You will have to go with ARP bolts. They don't have a set for this application, and they don't have studs to fit. You have to measure each bolt-3 different sizes for 074 heads. The new block has deeper threads so the NOS bolts are not the best fit.
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1968 Z/28 34,000 mile, born with engine and trans, Shipper, California car, Fathom Blue, deluxe interior, M21, 3.55 Posi
1962 Oldsmobile Jetfire, Factory all Aluminum V8 Turbocharged and Methanol Injected TURBO ROCKET engine, 4 speed Hydramatic, 4 link rear suspension, 3.36 Anti-Spin differential, California car, PS, PB, PW, AC, Jetfire 2 option package.
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