Arp 1/2 Head Stud Torque Specs

Web you must follow the btr instructions to use the btr 1/2 stud kit with the tick performance fixture! Engine is a 402 ls2 stroker with etp heads, gm ls2 6.0 head gaskets and arp head studs. I've tried the arp web site but the data is confusing as to what i should use. The iag performance 1/2 inch head stud set is manufactured by arp and is designed for use on high horsepower subaru ej25, fa20, and fa20 dit engines. Listed here are the general torque recommendations for most arp fasteners.

To ensure proper thread engagement and accurate torque readings, clean allthreads in the block. You can see the marks where compression escaped above the gasket on the head. What are the torque specs? .5.95 @ 115, 1.30 60', naturally aspirated. 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.

Due to the larger size of the head studs, a greater load can be placed on the fasteners and in turn it aids in preventing cylinder heads from lifting in race applications. Web 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. Web i'm getting ready to bolt my vic jr heads on my 408 with cometic gaskets.the arp instructions say to torque the bolts to 130 ft/lbs if you lube the bolts with 30 wieght oil or when using arp moly lube to only torque the bolts to 85 ft/lbs. Looks like it was lifting a head. To ensure proper thread engagement and accurate torque readings, clean all threads in the block.

These preloads can be attained in a connecting rod by applying proper torque using a torque wrench or by measuring the amount of stretch in the bolt using a stretch gauge (it is known that a bolt stretches in proportion to the tension in it). Chase if necessary with arp thread chaser. The iag performance 1/2 inch head stud set is manufactured by arp and is designed for use on high horsepower subaru ej25, fa20, and fa20 dit engines. Web 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. Web i'm getting ready to bolt my vic jr heads on my 408 with cometic gaskets.the arp instructions say to torque the bolts to 130 ft/lbs if you lube the bolts with 30 wieght oil or when using arp moly lube to only torque the bolts to 85 ft/lbs.

Torque spec is 100 ft/lbs. Engine is a 402 ls2 stroker with etp heads, gm ls2 6.0 head gaskets and arp head studs. Web 1/4 5/16 7/16 1/2 g/ 16 6 mm 8 mm 10 mm 11 mm 12 mm 14 mm 16 mm 170,000 / 180,000 (psi) ( 1,171 fastener tensile strength 190,000 / 200,000 (psi) ( 1,300 nmm2 ) 220,000 (psi) ( 1,515 nmm2 torque* (ft. As the title says, i'm after the final torque setting for a set of arp 7/16 head studs i'm using for a 302w based project.

/ Lbs.) 110 210 Preload ( Lbs.) 3,492 5,805 8,522 11,880 15,391 21,220 25,372 3,359 5,801 9,970 12,184 14,472 Torque* (Ft.

Web #1 · aug 23, 2009. I searched for hours on the web but can only turn up info on the 7/16 bolts. As the title says, i'm after the final torque setting for a set of arp 7/16 head studs i'm using for a 302w based project. Sequence is the same as ls1 right?

110# If 1/2 Studs (9.5 Deck Engines).

I've searched the net and several forums and there is a mixed bag of recommendations. I've tried the arp web site but the data is confusing as to what i should use. 346 cubic inches of straight crawlin junk. This is with their ultra torque lube.

Install The Cylinder Head(S) And Check For Binding Or Misalignment.

Web appropriate preloads are specified for each arp bolt. Due to the larger size of the head studs, a greater load can be placed on the fasteners and in turn it aids in preventing cylinder heads from lifting in race applications. Recommended torque is equal to 75% of the fastener's yield strength. The fasteners, however, must be torqued prior to the loctite setting up.

Clean And Inspect All Hardware Prior To Installation.

What is everyone torqueing ls head studs to using the arp lubricant? Looks like it was lifting a head. Enter your kit number in the field below and click “submit.”. The iag performance 1/2 inch head stud set is manufactured by arp and is designed for use on high horsepower subaru ej25, fa20, and fa20 dit engines.

Engine is a 402 ls2 stroker with etp heads, gm ls2 6.0 head gaskets and arp head studs. / lbs.) 110 210 preload ( lbs.) 3,492 5,805 8,522 11,880 15,391 21,220 25,372 3,359 5,801 9,970 12,184 14,472 torque* (ft. Due to the larger size of the head studs, a greater load can be placed on the fasteners and in turn it aids in preventing cylinder heads from lifting in race applications. Web 200,000 psi 1/2 inch diameter. The fasteners, however, must be torqued prior to the loctite setting up.