Polaris TRAIL BOSS 325 2001, Manual

Page: 115 / 296

ENGINE
3.59
CAMSHAFT TIMING - METHOD 2
Method 2 - Camshaft Timing Using Flywheel TDC Mark
Single TDC Mark Aligned
Crankshaft to Camshaft Centerline
Do Not Use
Advance Marks
Rotation
TDC Mark
Decompressor arm stop pin UP
(Cam lobes DOWN)
Cam Timing
(View through timing inspection hole)
Position crankshaft at TDC
Sprocket marks aligned with
gasket surface at TDC on
compression stroke (cam
lobes facing downward, de-
compressor arm stop pin UP)
Do not use dot on sprocket
for cam timing
Ignition Timing
@ 5000
RPM:
30
q
BTDC
Do Not Use
Advance Marks
For Cam Timing