Lq4 Arp Head Bolt Torque

Make sure you use the right specs.

Lq4 arp head bolt torque.

Use torque wrench to install fastener to the torque value from the chart below. 18 lb ft. Torque proceduretorque procedure 8. Cylinder head bolts second pass all m11 bolts in sequence 90 degrees.

The result is accurate and consistent preload. Apply arp ultra torque to fastener threads and the underhead of the bolt or underside of the nut. Never reuse old tty bolts. Chevrolet ls gen iii iv 6 2l lt1 except ls7 ls9 cracked cap design 8740 rod bolt kit.

Crankshaft position sensor bolt. If you have an aftermarket connecting rod with an arp bolt please use the chart below to contact the rod manufacturer for the stretch torque value. While the bolt is being torqued. The safe way is to get your rods.

Then install the bolts and tighten hand tight. Aftermarket axle full thread thread in 12pt 1 2 20 x 1 950 uhl. 2003 and earlier blocks use 155 5mm long bolts in holes 1 8 and 101mm long bolts in holes 9 10. The torque values represented here are intended to be for general information only not for specific installations.

If you have a number that looks like this ap3 300 1lb. For engines that use m12 head bolts like the lsa and ls9 refer to your gm service. Duramax 6 6l l5p head stud kit arp supported speed demon 715 sets new land speed record new kit. Arp provides torque specs for our fasteners based on using arp ultra torque.

Lots of conflicting information about these bolts and how you should install. Today s critical head studs and bolts main studs and bolts and driveline have been designed stronger than ever before to handle the extreme loads. The id chamfer side of the washer must face the bolt head. Install fastener hand tight.

As a results installation pre loads the amount the fastener is stretched during installation are very high. Lubricate the bolt threads and bottom of the heads of each bolt with arp ultra torque fastener assembly lubricant. The final torque angle is different. Cylinder head bolts final pass all m11 bolts in sequence excluding the medium length bolts at the front and rear of each cylinder head.

Stock style cylinder head bolts are torque to yield fasteners.