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'73 - '87 GM Truck Modifications
Engine & Performance
1973 k20 project. Should I buy brand new 454 bb? or rebuild my 402bb?
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Dec 10, 2023
mxer147
83 K20, 350 vortec, 465, 208, 14/10, 4.10, 33s
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'73 - '87 GM Truck Modifications
Engine & Performance
1973 k20 project. Should I buy brand new 454 bb? or rebuild my 402bb?
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