Why must you remove the oil pump prior to checking crankshaft end specifications?

The reason for measuring before you remove it is to put it back the way it was. Once you have checked all the main shells, set the crankshaft end play and torque all the main nuts/bolts to recommended specifications.

What are the torque specs for a Chevy big block?

Bolt Torque Spec Chart for Chevy Big Block Chevy Fastener Type Torque Specs 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.

What are the torque specs for a Chevy 350 engine?

Low-End Torque Specs. Main-cap torque specification on the typical Chevrolet 350 two-bolt-main engine is 70 ft.-lbs. Specifications for the four-bolt-main are 70 ft.-lbs for the inner bolts, 65 ft.-lbs for the 7/16-inch outer bolts, and 40 ft. lbs. for the 3/8-inch outer bolts.

What happens if you over tighten the torque on a Chevy 350?

If you over-tighten, the bolt threads can be severely damaged and you risk breaking a bolt off inside the head. The heads require the correct torque and tightening sequence to prevent damage to the head gasket. Again, if you over-tighten them, the bolts may be broken off inside the block.

What is the torque value on the tensioner bolt on a 98 S10 2.2?

What is the torque value on the tensioner bolt on a 98 s10 2.2? I have the Haynes repair manual and it doesn’t say.. It would also be nice to correct the mis guided Haynes and store bought chiltons manual on torque specs for the pinion shaft yoke to u joint strap “bolts”. Their book says 180 ft. lbs of torque which i know cannot be right.

What kind of torque does a 5.0L 305ci have?

Type: 75 900 101.69 Chevy Small Block – 25-50-75 Step – Not Outer Bolts Type: 65 780 88.13 Chevy Small Block – Outer Bolts on 4 Bolt Cap Type: 65 780 88.13 Chevy Small Block – 25-45-65 Helical Sequence Type: Distributor Clamp To Engine Block 20 240 27.12 Type: 20 240 27.12 Type: 35 420 47.45 Type: Engine Temp Sensor To Intake Manifold 20 240 27.12

What are torque specifications for GM 7.4L 454ci V8?

Crankshaft To Engine Block 128.8 Cylinder Head To Engine Block Distributor Clamp To Engine Block Drain Plug To Oil Pan Engine Temp Sensor To Engine Block Exhaust Manifold To Cylinder Head Flywheel To Crankshaft Intake Manifold To Cylinder Head Oil Pan To Engine Block Oil Pan To Engine Block

Why must you remove the oil pump prior to checking crankshaft end specifications?