How do you torque a rocker arms on a Chevy 350?

With engine running at idle speed, back off valve rocker arm nut until rocker arm starts to clatter. Turn rocker arm nut down slowly until the clatter just stops. This is the zero lash position. Turn nut down 1/4 additional turn and pause 10 seconds until engine runs smoothly.

What happens if rocker arms are too loose?

With broken or loose rocker arms, the exhaust valves and intake valves can’t function correctly and the cylinder associated with the faulty rocker arm will be disabled. This will ultimately limit the performance of your engine and your ability to drive the car smoothly and safely.

Do you need to torque a flywheel?

You really need a torque wrench to do this right. The flywheel bolt should be torqued to 43 foot pounds.

What are the torque specs for a GM 2.5L?

396 44.74 Iron Duke – Pivot Mounting Bolt to Head Type: Bolt 20 240 27.12 Type: Bolt 28 336 37.96 Iron Duke – Mounting Bracket to Engine Bolt Type: Bolt 28 336 37.96 Iron Duke – Pivot Bolt or Nut Type: Bolt 54 648 73.21 Iron Duke – Clutch Housing to Engine Block Bolts Type: Bolt 7 84 9.49 Iron Duke – Idler Pulley Bracket to Front Cover Nut Type: 15

What are the torque specifications for a Vortec engine?

44.74 Vortec – Engine Mount Bracket to Frame Bolts Type: Bolt 32 384 43.39 Vortec – Connecting Rod Cap Nuts Type: 38 456 51.52 Vortec – Connecting Rod Cap Nuts Type: 46 552 62.37 Vortec – Torque Converter Cover Bolts Type: Bolt

Where can I find the latest torque specs?

Find the most up-to-date torque spec listings in electronic format. FelPro-Only.com is your convenient source for advanced sealing information. It’s the place to learn and share “tricks of the trade,” find proper diagnosis and installation instructions, and enjoy easy access to parts reference.

What should the torque be on a torque table?

Torque specifications are shown either as an exact figure, or a specific range. Follow any special instructions or multi-step directions carefully to assure correct final torque. There may be different specifications for different size bolts, bolts in different positions, tightening bolts in several stages, or a cold engine vs. a warm engine.

Which is the torque converter cover bolt type?

Type: 46 552 62.37 Vortec – Torque Converter Cover Bolts Type: Bolt 70 840 94.91 Vortec – Main Bearing Cap Bolts Type: Bolt 9 108 12.2 Vortec – Crankshaft Sensor Bolts (MFI) Type: Bolt 7.33 88 9.94 Vortec – Crankshaft Sensor Bolts (MFI) Type: Bolt Crankshaft Position Sensor To Engine Block