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FH 650 head torque specs

Posted: Mon Jun 12, 2023 8:07 pm
by Bill Mathison
Good day from Canada. Does anyone have the torque spec for a FH 650 head. Got the torque order, but no spec. Thank you Bill billmathison4@gmail.com

Re: FH 650 head torque specs

Posted: Mon Jun 12, 2023 10:27 pm
by Simon.Gardiner
Bill - see discussion in this thread:
viewtopic.php?p=26345

SG

Re: FH 650 head torque specs

Posted: Tue Jun 13, 2023 10:04 am
by keith.mettam
Hi Bill, have a look at this 1958 Ariel factory document. Your head should be torqued down to 25 ft lbs (300 ins lbs).
Ariel Torque Settings.doc
(805 KiB) Downloaded 81 times
All the best with it,
Regards, Keith.