Suzuki VLR1800 Service Manual page 245

Rear Camshaft
• Turn the crankshaft clockwise and align the "R I T" line
"A" on the crankshaft with the index marks "B" of the
upper crankcase hole.
CAUTION
!
• Pull the cam chain upward, or the chain
will be caught between crankcase and cam
drive sprocket.
• To adjust the camshaft timing correctly, be
sure to align "R I T" line "A" with the index
mark "B" and hold this position when
installing the camshafts.
"A"
• The camshafts are identified by the embossed letters.
Intake
Exhaust
• Before replacing the camshafts on cylinder head,
apply molybdenum oil solution to their journals and
cam faces.
• Apply molybdenum oil solution to the camshaft journal
holders.
M/O: Molybdenum oil (MOLYBDENUM OIL
SOLUTION)
NOTE
Before installing the camshaft, check that the
tappets are installed correctly.
"B"
I822H1140084-02
I.D. mark
G
H
I822H1140085-01
• Pull the cam chain lightly.
• The exhaust camshaft sprocket has an arrow marked
"1" "C". Turn the intake camshaft so that the arrow is
aligned with the gasket surface of the cylinder head.
• Engage the cam chain with the intake camshaft
sprocket.
• The other arrow marked "2" "D" should now be
pointing straight up. Starting from the roller pin that is
directly above the arrow marked "2" "D", count out 18
roller pins (from the intake camshaft side going
towards the exhaust camshaft side).
• Engage the 18th roller pin "E" on the cam chain with
the marked "3" on the exhaust sprocket.
NOTE
The cam chain should now be on all three
sprockets. Be careful not to move the
crankshaft until the camshaft journal holders
and cam chain tension adjuster are secured.
"E"
Engine Mechanical: 1D-34
"C"
I822H1140086-01
"D"
I822H1140087-01