quick questions... [Archive] - Chevelle Tech

: quick questions...


slpin
Jun 17th, 04, 8:14 PM
whats the torque spec for BBC mains and rods?

thanks!

slpin
Jun 17th, 04, 9:44 PM
stock caps and rods and stock rod bolts...

Jason Shepp
Jun 18th, 04, 3:49 AM
Ran across this spec sheet Hope this helps !

Big Chevy

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Main cap bolt, 396-427 2-bolt 95 ft.-lbs.
Main cap bolt, 396-454 4-bolt (inner/outer) 110 ft.-lbs.
3/8 in. connecting rod bolt 50 ft.-lbs.
7/16 in. connecting rod bolt 67-73 ft.-lbs.
Cylinder head bolts, long 75 ft.-lbs.
Cylinder head bolts, short 65-68 ft.-lbs.
Screw-in rocker arm studs 50 ft.-lbs.
Intake manifold bolts (cast iron head) 25 ft.-lbs.
Oil pump bolt 65 ft.-lbs.
Cam sprocket bolts 20 ft.-lbs.
Harmonic damper bolt 85 ft.-lbs.
Flywheel/flexplate bolts 60 ft.-lbs.
Pressure plate bolts 35 ft.-lbs.
Bellhousing bolts 25 ft.-lbs.
Exhaust manifold bolts