The straight six motors in the 4-5-6 Chevy trucks, used the same frame-to-engine perches, as their V8 counterparts, minus the extension, that fills in the void from the straight side walls of the six cylinder casting, in lieu of the "V" configuration of the 283 & 327 motors.
I see you are in Kansas. My shop is in Kansas City, KS, so call or come by sometime and I will show you the difference...seeing is believing.
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