Triumph Tiger Explorer XR 2016, Service Manual

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Cylinder head gasket 1.
TOP marking 2.
Ensure that the cylinder head face is completely clean. 3.
Carefully lower the cylinder head over the cylinder head gasket and locate it onto the dowels. 4.
CAUTION
Using the correct procedure to fit and tighten the cylinder head bolts will ensure the long term reliability of the
cylinder head gasket.
Clean each bolt, paying particular attention to the threads and under-bolt-head areas. If any of the threads or
bolt-head areas are damaged, replace the bolt(s).
Lubricate the threads with engine oil, and then wipe clean with a lint-free cloth leaving minimal oil on the
threads (that is, almost dry to touch).
Tighten the bolts using the three-stage procedure given below.
Failure to observe these important items may damage the head gasket and lead to severe engine damage.
Fit the bolts and washers (if fitted) to the head and tighten until finger tight. The head bolts are finally
tightened in three stages. This is to ensure that the cylinder head gasket seals correctly to the head and
crankcase. The three stages are as follows: 5.
Note
For stages A and B of the head bolt tightening operation, a torque wrench of known, accurate
calibration must be used.
1
2 4
8 6
7 3 5
Cylinder Head Bolt Tightening Sequence
Stage A 6.
Tighten the head bolts in the sequence shown above to 20 Nm .
Stage B 7.
Tighten the head bolts in the sequence shown above to 40 Nm .
Note
For the final torque operation, which again is carried out in the sequence shown above, a 'torque
Tiger Explorer XR Series
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CYLINDER HEAD