Valve Spring Free Length - BRP Cam-am Outlander 6x6 DPS 2015 Manual

Valve Spring Inspection
Check valve spring for visible damage. If so, re-
place valve spring.
Check valve spring for free length and straight-
ness.
A
R400motr80A
A. Valve spring length

VALVE SPRING FREE LENGTH

NOMINAL NEW
SERVICE LIMIT
Replace valve springs if not within specifications.
Valve Spring Installation
For installation, reverse the removal procedure.
Pay attention to the following details.
Colored area of the valve spring must be placed
on top.
To ease installation of cotters, apply oil or grease
on them so that they remain in place while relea-
sing the spring.
NOTE: Valve cotter must be properly engaged in
valve stem grooves.
2
1
R400motr81A
1. Position of the valve spring
2. Valve cotter
vmr2015-117
Section 02 ENGINE, CVT AND GEARBOX
40.81 mm (1.607 in)
39.00 mm (1.535 in)
Subsection 09 (TOP END (650))
After spring is installed, ensure it is properly
locked by tapping on valve stem end with a soft
hammer so that valve opens and closes a few
times.
NOTICE
An improperly locked valve spring
will cause engine damage.
VALVES
Valve Removal
Remove valve spring, see
subsection.
Push valve stem, then pull valves (intake and ex-
haust) out of valve guide.
vmr2006-043-021_a
1. Intake valves 31 mm
2. Exhaust valves 27 mm
Remove valve stem seal and discard it.
REQUIRED TOOL
SNAP-ON PLIERS (P/N YA 8230)
VALVE SPRING in this
167