Lq4 Arp Head Bolt Torque

If you have a number that looks like this ap3 300 1lb.

Lq4 arp head bolt torque.

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. 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 final torque angle is different. The result is accurate and consistent preload.

For engines that use m12 head bolts like the lsa and ls9 refer to your gm service. Apply arp ultra torque to fastener threads and the underhead of the bolt or underside of the nut. Then install the bolts and tighten hand tight. I decided to run arp rod bolts on my build.

Cylinder head bolts second pass all m11 bolts in sequence 90 degrees. Stock style cylinder head bolts are torque to yield fasteners. The id chamfer side of the washer must face the bolt head. Crankshaft position sensor bolt.

The torque values represented here are intended to be for general information only not for specific installations. Cylinder head bolts final pass all m11 bolts in sequence excluding the medium length bolts at the front and rear of each cylinder head. As a results installation pre loads the amount the fastener is stretched during installation are very high. 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. While the bolt is being torqued. The calculation of those values is solely up to the rod manufacturer. Lubricate the bolt threads and bottom of the heads of each bolt with arp ultra torque fastener assembly lubricant.

Lots of conflicting information about these bolts and how you should install. Torque proceduretorque procedure 8. Use torque wrench to install fastener to the torque value from the chart below. Never reuse old tty bolts.

Make sure you use the right specs. Cylinder head bolts first pass all m11 bolts in sequence 22 lb ft. 18 lb ft. 2003 and earlier blocks use 155 5mm long bolts in holes 1 8 and 101mm long bolts in holes 9 10.

Install fastener hand tight.