I don't recall what the thread size is for those water pump bolts, but I would not exceed these specs.:
GRADE 5
Coarse Thread
5/16-18 - 13 ft lbs.
3/8-16 - 23 ft lbs.
7/16-14 - 37 ft lbs.
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Whiskeyjack a '68 Columbia 36 rebuilt A-4 with 2:1
"Since when is napping doing nothing?"
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