7/16
Procomp Electronics arm stud kits are made of 4140 Chromoly steel. They're roll-threaded, heat-treated to a maximum strength of 190,000+ PSI. and have a black oxide corrosion-resistant finish. They feature larger radius stud fillets for extra strength.
Specifications:
Will these fit GT40P 302 heads?
Will these studs work on Oldsmobile V8 heads?
I have an AMC 360 on my 85 Wag,so the rocker bolt holes are 5/16 and I want to run comp cam 4500-16 , will these work for that, I've already put the heads on and I don't want to machine them to fit the 7/16 studs I got, I want to just screw studs in,
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