'66 HO block
1966 174 block with bore 4.028 current bore size.
Partial vin = 6105326
Ass'y stamp = F1022HO (300 hp, powerglide)
Cylinders will clean up easily @ + .040, no pitting.
Last edited by DAVE H; 07-25-2025 at 07:28 PM.
Reason: Fixed bore size.
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