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ARP Head and rod bolt torque settings?


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Cheers mate, eventually managed to find out some information about this and found out that con rod bolts are 38 with the lube, and head bolts are 70 with lube or 85 using oil as lubricant... It says on the instructions I found on a yellow slip to tighten bolts in factory order but Do Not use standard torque figures.

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That's pretty much what i did in the end. i did 40 in tighten sequence, then 60 and then last bit to 75 for head bolts.

con rod bolts i did them up with ratchet to start, then to 38, after i'd done them all i went over again to double check and managed to get a tiny tiny bit more on them.

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The rod ones are weird and there's a few variations on how to tighten them, but on my packet it said "If you don't have a stretch gauge, tighten to 45lbft". But other guys who've done VRTs said torque em up 3 times to stretch them and job's a good un. Can't argue with that as I never had any problems in over 60K in my VRT with those torques....

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