Motorcycle BMW R1150RT. Manual - part 31

11.59

11 34 004 

Adjusting valve clearances

•

Set piston to firing TDC on the ignition stroke.

•

Measure valve clearance with feeler gauge.

•

Correct valve clearance with adjusting screw and 
tighten locknut.

Valve clearances with engine cold 
(max. 35 

ƒC/95 ƒF): 

Inlet ........................................... 0.15 mm (0.006 in)
Exhaust ..................................... 0.30 mm (0.012 in)

X 

Tightening torque:

Locknut .......................................................... 8 Nm

•

Recheck the valve clearances. You should feel 
slight resistance as the blade of the feeler gauge 
slides between the valve stem and the rocker 
arm.

RS110980

11.60

11 12 057 

Installing cylinder head, right

Adjustment specification

e

 Attention:

When assembling, always start with the right-hand 
cylinder.

Right cylinder = at firing TDC:
marks (arrows) on chainwheel/auxiliary shaft and 
chain sprocket/crankshaft are aligned.

•

Lock engine at firing TDC by inserting pin, 
BMW No. 11 2 650, through holes in clutch 
housing and engine block.

L

 Note:

With engine installed, set engine to TDC with dial 
gauge holder, BMW No. 00 2 650, and dial gauge, 
BMW No. 00 2 510.

Right cylinder = at firing TDC:
Locating pin (arrow) on right camshaft sprocket 
points downwards.
Mark (arrow) and tip of tooth on right camshaft gear 
are exactly aligned with mark X on valve gear 
carrier.

•

Recheck setting with timing chain tensioner in-
stalled.

S110120

S110140

X

11.61

11 12 055 

Installing left cylinder head

Adjustment specification

e

 Attention:

When installing, always begin with the right-hand 
cylinder.

Left cylinder = at firing TDC: marks (arrows) on chain 
sprocket/auxiliary shaft and chainwheel/crankshaft 
at bottom.

•

Lock engine at firing TDC by inserting pin, 
BMW No. 11 2 650, through holes in clutch 
housing and engine block.

L

 Note:

With engine installed, set engine to TDC with dial 
gauge holder, BMW No. 00 2 650, and dial gauge, 
BMW No. 00 2 510.

Left cylinder = at firing TDC:
Locating pin (arrow) on left camshaft sprocket points 
upwards.
Mark (arrow) and tip of tooth of left camshaft gear 
are exactly aligned with mark X on valve gear car-
rier.

•

Recheck setting with timing chain tensioner in-
stalled.

RS110963

S110150

X

11.62

•

Install the cover, ensuring that the O-ring is in 
perfect condition.

X 

Tightening torque:

M 6 screw ...................................................... 9 Nm

•

Adjust the valve gear carrier for minimum end 
float.

Rocker end float:
min. ......................................... 0.05 mm (0.0020 in)
max. ........................................ 0.40 mm (0.0157 in)

e

 Attention:

Make sure that gaskets are correctly seated. Gas-
kets and sealing faces must be free from oil and 
grease.

e

 

Attention:

Make sure that gaskets are correctly seated. Gas-
kets and sealing faces must be free from oil and 
grease.

•

Install cylinder head cover.

X 

Tightening torque:

Cover bolt ...................................................... 8 Nm

•

Secure air intake stub pipe.

X 

Tightening torque:

M 6 screw ..................................................... 9 Nm

RS110050

RS110100

RS110940

RS110440