Page 199 - Manual_Polaris_RZR_ProXP-20-21

ENGINE / COOLING SYSTEM

CAMSHAFT / CAMSHAFT BORE 4. Measure the diameter of the camshaft journals using
INSPECTION a micrometer. Compare to specification.
Inspect all main journals and cam lobes as described
below and compare to specifications. Replace camshaft
(s) or cylinder head if worn beyond service limit or if any
surface is pitted or damaged.

1. Visually inspect each cam lobe for wear or damage.
NOTICE
Replace camshafts if damaged or if any part is worn 3
past the service limit.

2. Measure the height of each cam lobe from the base
circle to highest point on the lobe using a micrometer.
Compare to specification.

MEASUREMENT
Camshaft Journal O.D.:
.9038 - .9046" (22.957 - 22.978 mm)
Service Limit: .9033" (22.944 mm)

MEASUREMENT
Camshaft Lobe Height:
Intake: 1.5890 - 1.5921" (40.36 - 40.44 mm)
1.5870" (40.31 mm)

Exhaust: 1.5772 - 1.5803" (40.06 - 40.14 mm)
1.5752" (40.01 mm)

3. Visually inspect each camshaft journal for scoring,
wear or damage.

9930583 R01 - 2020-2021 RZR PRO XP / XP 4 Service Manual 3.55
© Copyright Polaris Industries Inc.