How do you Torque a big block shaft?
Now torque 1/4 bolts used on big block to 5-10 ft. lbs. When the stands are in place and tightened down, place the rocker arm and shaft assemblies on the stands and tighten the shaft hold down bolts to 25-28 ft-lbs. After all of the rockers have been tightened down, set valve lash and torque the adjuster screw jam nuts to 15-20 ft-lbs.
What are the recommended torques for an assembly?
Bolt Tension Recommended Corresponding to Assembly 65% of Proof Load Torque kN Nm 3.17 1.9 5.54 4.4 8.97 8.9 12.7 15 23.1 37 36.6 73 53.2 128 72.8 203 98.8 316 121 436 155 620 191 840 222 1066 289 1561 354 2124 437 2884 515 3708 Page 3
How much torque does a hub bearing have?
Hub Bearing Torque Specification Guide 2010 Make year Model Front torque ft-lbs/Nm Rear torque ft-lbs/Nm
Is there a way to measure the tightening torque?
The problem is that there is no practical way to measure the clamping force in normal production situations. Consequently the value of the clamping force is usually referred to as the tightening torque.
What is the torque of a screw fastener?
METRIC FASTENERS Nominal Size or Basic Screw Dia. Threads per inch Tensile Stress Area (sq. in.) ASTM A574 Clamp Load (lbs) Tightening Torque K = 0.15 K = 0.17 K = 0.20 Coarse Thread Series
How to set valve jam nuts on LS CYL heads?
When the stands are in place and tightened down, place the rocker arm and shaft assemblies on the stands and tighten the shaft hold down bolts to 25-28 ft-lbs. After all of the rockers have been tightened down, set valve lash and torque the adjuster screw jam nuts to 15-20 ft-lbs. On LS cyl. heads with 8mm stand bolts torque to 25-28 ft. lbs.
How do you adjust the intake valve lash?
Adjust the intake valve lash with the piston at TDC compression. First, loosen the intake valve lash adjusting nut. Second, insert a 0.5 mm (0.019 in) feeler gauge between the valve bridge and the adjusting screw.