Polaris msx 150 Service Manual

ENGINE DISASSEMBLY / ASSEMBLY
4.2
2004 Four Stroke PWC Service Manual
Engine Specifications -- Continued
Component Specification
Valve Spring Free Length
INTAKE
EXHAUST
38.2mm (1.5″)
38.2mm (1.5″)
Valve Spring Installed Length
INTAKE
EXHAUST
32mm (1.26″)
32mm (1.26″)
Cylinder Head Warpage Limit .04mm (.001″)
Cylinder Specifications
BORE SIZE
TAPER LIMIT
OUT-- OF-- ROUND LIMIT
WEAR LIMIT
85.00 -- 85.01mm (3.34″)
.008mm (.0003″)
.008mm (.0003″)
N/A
Camshaft Specifications
CAMSHAFT WIDTH
IN CAM LOBE HEIGHT
EX CAM LOBE HEIGHT
MAXIMUM CAMSHAFT RUNOUT
RADIAL PLAY
BEARING HOLE I.D.
CAMSHAFT AXLE O.D.
CAMSHAFT CLAMP I.D.
108.85mm -- 109.00mm (4.28″ -- 4.29″)
48.553mm (1.911″)
48.209mm (1.897″)
.05mm @ Sprocket / .02mm @ Base. (.001″)
.020mm -- .050mm (.001″)
25.972mm -- 25.988mm (1.02″)
19.991mm -- 20mm (.787″)
19.90mm -- 19.98mm (.783″)
Rocker Arm Specifications
BEARING AXIAL PLAY
ROCKER ARM I.D.
ROCKER ARM SHAFT O.D.
ROCKER ARM HOLDER BORE I.D.
ROCKER ARM AXIAL PLAY
.013mm -- .025mm (.0005″ -- .0009″)
13.980mm -- 13.991mm (.55″)
9.994mm -- 10mm (.393″)
10mm -- 10.009mm (.393″)
.16mm -- .26mm (.006″ -- .010″)
Crankshaft Specifications
CRANKSHAFT DEFLECTION
MAIN BEARING CLEARANCE
BEARING CODES
.02mm -- .04mm (.0007″ -- .0015″)
.03mm -- .04mm (.0011″ -- .0015″)
1.RED 2. YELLOW 3. BLUE 4. GREEN 5. BROWN
Connecting Rod Specifications
BIG END OIL CLEARANCE
SMALL END DIAMETER
BEARING CODES
.01mm -- .064mm (.0003″ -- .002″)
20.995mm -- 21.01 1mm (.826″ -- .827″)
1.RED 2. YELLOW 3. BLUE 4. GREEN 5. BROWN
Balance Shaft Specifications
AXIAL PLAY
RADIAL PLAY
BEARING DIAMETER
RUN OUT
.15mm -- .25mm (.005″ -- .009″)
.014mm -- .066mm (.0005″ -- .002″)
24.975mm -- 24.990mm (.983″)
.014mm -- .066mm (.0005″ -- .002″)
Piston Specifications
PISTON--TO--CYL CLEARANCE
PISTON DIAMETER
WEAR LIMIT
PISTON PIN BOSS I.D.
PIN O.D.
PIN WEAR LIMIT
.041mm -- .059mm (.0016″ -- .0023″)
84.961mm -- 84.979mm (Measured 15mm from bottom, 90_ from pin.
(3.34″ -- 3.345″)
.04mm (.001″)
21.004mm -- 21.009mm (.826″ -- .827″)
20.995mm -- 21.000mm (.826″)
.05mm (.001″)
Piston Ring Specifications
TOP RING INSTALLED RING GAP
TOP RING GROVE CLEARANCE
MIDDLE RING INSTALLED RING GAP
MIDDLE RING GROVE CLEARANCE
OIL RING INSTALLED END GAP
OIL RING GROVE CLEARANCE
.2mm -- .4mm (.07″ -- .015″)
.65mm -- .955mm (.025″ -- .037″)
.2mm -- .4mm (.007″ -- .015″)
.50mm -- .805mm (.019″ -- .031″)
.2mm -- .7mm (.007″ -- .027″)
.50mm -- .910mm (.019″ -- .035″)
Oil Pump Specifications
OIL PUMP TYPES
ROTOR TIP CLEARANCE (PRESSURE)
OIL PRESSURE RELIEF VALVE
OIL PRESSURE
Trochoid
N/A
SPRING FREE LENGTH = 2.7″ (69mm) / PISTON O.D. = .43″ (10.9mm) /
PISTON LENGTH = 1.10″ (27.7 -- 28mm)
21 @ IDLE -- 80 @ MAX PSI (1.5 -- 5.5 BAR)

Polaris msx 150 Specifications

General

Brand	Polaris
Model	msx 150
Category	Boat
Language	English