Author Topic: 4.1 bolt torque  (Read 1733 times)

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Offline shmed

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4.1 bolt torque
« on: August 15 2014, 11:51:40 AM »
does anyone know if the torque values for the 4.1 with arp studs are the same as with the 3.8?


Offline Forzfed

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Re: 4.1 bolt torque
« Reply #1 on: August 15 2014, 02:06:58 PM »
What studs are you talking about, head?  They are the same.

Offline shmed

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Re: 4.1 bolt torque
« Reply #2 on: August 15 2014, 02:31:32 PM »
yes   studs for head to block


Offline earlbrown

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Re: 4.1 bolt torque
« Reply #3 on: August 17 2014, 03:52:15 PM »
yes, you go with ARPs torque specs not Buick specs
'87 GN - 4.2L SFI Turbocharged innercooled V6 - Chrome valve covers - supra pump - 14" K&N - 52mm throttlebody - rocker shaft supports -  1/2 intake spacer - TB coolant bypass - 3" ATR exhaust tip - Alum intake pipe - NOS timing cover - chip - relocated charcoal canister - CR42's - stock

 

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