Just figured Id post these up.

These specs are for stock bolts, if you are using aftermarket bolts
you should follow their recommended specifications.

Format: Fastener...apply to threads...Torque Rating

7/16 Main Caps (2 bolt) Engine Oil 70 ft-lbs.

7/16 Inner Main Caps (4 bolt) Engine Oil 70 ft-lbs.

7/16 Outer Main Caps (4 bolt) Engine Oil 65 ft-lbs.

3/8 Outer Main Caps (4 bolt) Engine Oil 40 ft-lbs.

3/8 Connecting Rod Bolt Engine Oil 45 ft-lbs.

11/32 Connecting Rod Bolt Engine Oil 45 ft-lbs.

Cylinder Heads Engine oil (blind hole) or Sealer(water jacket) 65 ft-lbs.

Rocker Studs (screw-in) Engine Oil 50 ft-lbs.

Oil Pump Engine Oil 65 ft-lbs.

Oil Pan Engine Oil 12 ft-lbs.

Cam Sprocket (upper gear) Thread Locker 20 ft-lbs.

Timing Cover Engine Oil 6 ft-lbs.

Intake Manifold(Cast Iron Heads) Non- Hardening Sealer 30 ft-lbs.

Valve Cover Engine Oil 3 ft-lbs.

Exhaust Manifold Anti-Seize Lubricant 25 ft-lbs.

Spark Plugs No Lube or Sealer 20 ft-lbs.

Flexplate (Automatic) or Flywheel (Clutch) Thread Locker 60 ft-lbs.

Clutch Pressure Plate Thread Locker 35 ft-lbs.

Centerbolt(Harmonic Damper) Engine Oil 60 ft-lbs.

Bellhousing(Transmission to Block) Engine Oil 25 ft-lbs.

 

http://boxwrench.net/specs/chevy_sb.htm
Link to source. Plus other info.