Polaris 9919820 Offroad Vehicle User Manual


 
ENGINE
3.49
7. Assemble the crankcase halves. Apply LocTitet
242 (PN 2871949)to the threads and pipe sealant
to the bolt flanges. Torque bolts to 22 ± 2 ft. lbs.
(30 ± 3 Nm) following torque pattern on Page
3.11.
Crankcase Bolt Torque:
22 ± 2 ft. lbs. (30 ± 3Nm)
*Torque in Proper Sequence (Pg. 311)
8. Lubricate cam lobes and valve lifters with Moly
Lube Grease.
Moly--lube Cam Lobes
Moly--lube Lifters
9. Lubricate lifters with engine oil and install in the
original order as removed in disassembly. Apply
Lubriplate or Moly Lube to the ends of the lifters.
NOTE: Always replace the camshaft and lifters
as a set.
10. Lubricate connecting rods with 0W--40 engine oil.
11. Install new cylinder gasket on crankcase. Align
gasket on the dowel pins for proper gasket
alignment.
NOTE: Gasket must be installed dry. Do not use
sealers or lubricants to hold in place during
installation.
12. Orientate the piston rings on the piston before
installation into the cylinders. Set the gaps of the
rings every 120° (see illustration).
1
2
3
SECOND RING
OIL RING
TOP RING
1. 2.
3.
Piston
Ring
Orientation