We ve done the testing where we can measure the torque applied and the resulting pre loads.
Arp 2000 rod bolts 7 16 torque specs.
Do not use torque specs for off the shelf arp bolts.
Eagle has arp custom make bolts to our specifications.
Eagle does not use off the shelf arp bolts.
Amc 68 69 390 3 8 114 6004.
Bmc a series 3 8 206 6001.
Ford power stroke 6 7l custom age 625.
Alfa romeo 2 0l gtv.
Install fastener hand tight.
The calculation of those values is solely up to the rod manufacturer.
Formula vee m9 rod bolts.
If you have a number that looks like this ap3 300 1lb.
Arp head studs main studs rod bolts torque and stretch specs by admin on november 19 2010 in technical articles this is information that you can never find when you need it so here is a table for the arp head studs main studs and rod bolts torque specifcations and stretch specs.
Audi 2000 2005 2 7l 1995 2001 2 8l non turbo.
Corresponding to the total reciprocating weight.
Acura nsx 3 2l m8.
First let s be clear.
Bmc a b.
Proper bolt torque is paramount to rod strength and life.
Tap into place before installing bolts do not.
Arp supported speed demon 715 sets new land speed record new kit.
Ad performance scat rod bolt torque specifications rod torque specsimportant installation instructions1 disassemble rods and thoroughly clean including bolt and beam threads to remove rust preventative.
Each of which has a different torque requirement.
Arp provides torque specs for our fasteners based on using arp ultra torque.
Here is a diagram of some.
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.
Use torque wrench to install fastener to the torque value from the chart below.
2 apply arp molylube to the threads and under the head of each bolt.
Apply arp ultra torque to fastener threads and the underhead of the bolt or underside of the nut.
Aftermarket axle full thread thread in 12pt 1 2 20 x 1 950 uhl new kit.
The torque values represented here are intended to be for general information only not for specific installations.
For purposes of bolt design a rule of thumb is to size the bolts and select the material for this application such that each of the 2 rod bolts has a strength of approximately 20 000 lbs.
If you re not using our specs and our lube you have no real idea what pre load you re getting.
A typical value for this reciprocating weight is in the vicinity of 20 000 lbs.