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Re: sm 465
Fill me in here, but I thought the 67-69 had SM420s?¿?
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69 K-20 cloned to a 67 with front clip and some other stuff.
383 .040 over
Crane roller cam lifters and rockers ,1.6 intake ratio, Open chamber heads, 9.5-1 compression ratio, 2.02 intake valves , Edelbrock performer Air Gap manifold Carter AFB performer 750cfm, MSD ignition, SM465 NP205 4.10 gears: 
Last edited by prg machine; 11-13-2022 at 11:28 PM.
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