Service Manual

1P65FCEnginePartSpecications(continued)
PartItem
StandardServiceLimit
SmallEndInsideDiameter0.513in.(13.02mm)0.515in.(13.07mm)
LargeEndInsideDiameter
1.024in.(26.02mm)1.026in.(26.07mm)
LargeEndtoCrankJournal
Clearance
0.0016-0.0025in.
(0.04-0.063mm)
0.0047in.(0.12mm)
ConnectingRod
LargeEndSideClearance
0.0039-0.0275in.(0.1-0.7
mm)
0.0433in.(1.1mm)
CrankshaftCrankPinOutsideDiameter1.022in.(25.98mm)1.020in.(25.92mm)
Clearance(Cold)Intake0.004in.(0.10mm)N/A
Clearance(Cold)Exhaust0.006in.(0.15mm)N/A
StemDiameter(Intake)0.216in.(5.48mm)0.209in.(5.318mm)
Valve
StemDiameter(Exhaust)0.214in.(5.44mm)0.208in.(5.275mm)
InsideDiameter(Intake,
Exhaust)
0.2165in.(5.50mm)0.2193in.(5.572mm)
StemtoGuideClearance
(Intake)
0.00039-0.00133in.
(0.01-0.034mm)
0.00393in.(0.10mm)
Valveguide
StemtoGuideClearance
(Exhaust)
0.0019-0.0027in.
(0.05-0.070mm)
0.0047in.(0.12mm)
ValveSeatSeatWidth0.0314in.(0.8mm)0.0787in.(2.0mm)
ValveSpring
FreeLength
1.2007in.(30.5mm)1.1417in.(29.0mm)
Height(Intake)1.0905in.(27.72mm)1.0807in.(27.45mm)
Height(Exhaust)1.0937in.(27.78mm)1.0826in.(27.50mm) CamShaft
OutsideDiameter(Bearing)0.550in.(13.984mm)0.548in.(13.916mm)
CamshaftHoleDiameter0.551in.(14.0mm)0.553in.(14.048mm)
CrankcaseCover
CrankshaftHoleDiameter1.000in.(25.4mm)1.005in.(25.52mm)
SparkPlugGap
NGKBPR6HS/Champion
RL87YC
Gap0.030in.(0.7-0.8mm)
Resistance(Primary)
1.1-1.6ohms
N/A
Resistance(Secondary)10.5Kohms±15%N/A IgniterCoils
GaptoFlywheel0.010in.(0.254mm)N/A
1P65FCEngineTorqueSpecications
Item
ScrewThread
Torque
CylinderHeadBolt
M8
25ft-lbs.(34Nm)
ConnectingRodBolt
M7
114in-lbs(13Nm)
FlywheelNutM14
62ft-lbs.(85Nm)
RockerArmAdjustingNutM6
120in-lbs.(14Nm)
CrankcaseCoverBolt
M6
90in-lbs.(10Nm)
MuferNut
M6
90in-lbs.(10Nm)
AirCleanerNut
M6
72in-lbs.(8Nm)
Recoil(FanShroud)Nut
M6
72in-lbs.(8Nm)
OilDrainBolt
M10
186in-lbs.(21Nm)
FuelTankBolt/Nut
M6
90in-lbs.(10Nm)
1P65F-2ServiceManual
Page2–5
SpecicationsandMaintenance:Specications
3429-270RevA