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APR head and main studs specs? help

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Old Oct 18, 2010, 06:56 PM
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APR head and main studs specs? help

Does anyone know the torque specs for APR main and head studs? I
Old Oct 18, 2010, 07:17 PM
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Pretty sure these are them:

Head studs - 80ft lbs
Main studs - 60 ft lbs
Rod bolts - 40 ft lbs
Old Oct 18, 2010, 07:17 PM
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thats with the Moly Lube, I'm not sure off hand what it would be with motor oil
Old Oct 19, 2010, 01:30 AM
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i did my rod bolts to 60ft/lbs with moly, 60ft/lbs for the mains too.
Make sure you check the mains tunnel bore for roundness after installing main studs, you might need to line hone it.
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