by Tim Buja from the Stag Repair Operations Manual
According to my Stag Repair Operations Manual, the head torquing procedure (12.29.27) is as follows:
------------------- |D B A C E | <--nuts on studs | | | | front of head | | |I G F H J | <--bolts -------------------
Note: Fit cylinder head studs to full depth of thread, finger-tight.
The torque wrench settings in the front of the ROM list the following:
Cylinder head attachment bolt: |
7/16" U.N.C. |
7.6 kgf m |
55 lbf ft |
Cylinder head attachment stud: |
7/16" U.N.C. |
7.6 kgf m |
55 lbf ft |
Timing cover to cylinder head: |
5/16" U.N.F. |
2.8 kgf m |
20 lbf ft |
In addition, the ROM procedure for refitting the cylinder head (12.29.10) specifies a torque figure of 55 lbf ft (7.6 kgf m) for the nuts and bolts, and also includes the following:
Triumph Stag Repair Operations Manuals are currently available from EWA in New Jersey, USA or directly from the publisher ( Robert Bentley ). I have done an Alta Vista search on "Triumph Stag" and it found a link directly to the Robert Bentley site where you can order the manual as well as the original BL Spare Parts Catalog.
Tim Buja, TKBuja@insightbb.com
80 TR8, 73 Stag, 72 TR6
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