Polaris msx 110 Service Manual page 57

ENGINE DISASSEMBLY / ASSEMBLY
Engine Specifications - - Continued
Component
Valve Spring Free Length
INTAKE
EXHAUST
Valve Spring Installed Length
INTAKE
EXHAUST
Cylinder Head Warpage Limit
Cylinder Specifications
BORE SIZE
TAPER LIMIT
OUT- -OF- -ROUND LIMIT
WEAR LIMIT
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.
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
Crankshaft Specifications
CRANKSHAFT DEFLECTION
MAIN BEARING CLEARANCE
BEARING CODES
Connecting Rod Specifications
BIG END OIL CLEARANCE
SMALL END DIAMETER
BEARING CODES
Balance Shaft Specifications
AXIAL PLAY
RADIAL PLAY
BEARING DIAMETER
RUN OUT
Piston Specifications
PISTON- -TO- -CYL CLEARANCE
PISTON DIAMETER
WEAR LIMIT
PISTON PIN BOSS I.D.
PIN O.D.
PIN WEAR LIMIT
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
Oil Pump Specifications
OIL PUMP TYPES
ROTOR TIP CLEARANCE (PRESSURE)
OIL PRESSURE RELIEF VALVE
OIL PRESSURE
4.2
Specification
38.2mm (1.5")
38.2mm (1.5")
32mm (1.26")
32mm (1.26")
.04mm (.001")
85.00 - - 85.01mm (3.34")
.008mm (.0003")
.008mm (.0003")
N/A
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")
.013mm - - .025mm (.0005" - - .0009")
13.980mm - - 13.991mm (.55")
9.994mm - - 10mm (.393")
10mm - - 10.009mm (.393")
.16mm - - .26mm (.006" - - .010")
.02mm - - .04mm (.0007" - - .0015")
.03mm - - .04mm (.0011" - - .0015")
1.RED 2. YELLOW 3. BLUE 4. GREEN 5. BROWN
.01mm - - .064mm (.0003" - - .002")
20.995mm - - 21.011mm (.826" - - .827")
1.RED 2. YELLOW 3. BLUE 4. GREEN 5. BROWN
.15mm - - .25mm (.005" - - .009")
.014mm - - .066mm (.0005" - - .002")
24.975mm - - 24.990mm (.983")
.014mm - - .066mm (.0005" - - .002")
.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")
.2mm - - .4mm (.07" - - .015")
.65mm - - .955mm (.025" - - .037")
.2mm - - .4mm (.007" - - .015")
.50mm - - .805mm (.019" - - .031")
.2mm - - .7mm (.007" - - .027")
.50mm - - .910mm (.019" - - .035")
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)
2004 Four Stroke PWC Service Manual