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'73 - '87 GM Truck Modifications
Engine & Performance
Engine Swaps (Gas) LS, Vortec, LT1 , etc.
Looking for advice swapping 5.3 and 6L80e into 79k20
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Aug 1, 2025
Raybob9289
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'73 - '87 GM Truck Modifications
Engine & Performance
Engine Swaps (Gas) LS, Vortec, LT1 , etc.
Looking for advice swapping 5.3 and 6L80e into 79k20
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