Ignition coil

Rated voltage

12 V

Firing order

1−3−4−2

Spark plug

Type

NGK: IZFR6K11S

DENSO: SKJ20DR-M11S

Gap

1.0−1.1 mm (0.039−0.043 in.)

———

Ignition timing

At idle Check the red mark

In neutral

8±2 ° BTDC

Drive belt

Tension

Auto-tensioner

Alternator

Output

At 13.5 V and normal engine temperature

90 A

Coil (rotor) resistance

At 20 °C (68 °F)

1.84−2.10 Ω

Slip ring O.D.

22.7 mm (0.89 in.)

21.2 mm (0.83 in.)

Brush length

15.5 mm (0.61 in.)

1.5 mm (0.06 in.)

Brush spring tension

3.3−4.1 N (0.34−0.42 kgf, 0.75−0.93 lbf)

Starter

Output

1.0 kW, 1.2 kW

Commutator mica depth

0.50−0.80 mm (0.020−0.031 in.)

0.2 mm (0.008 in.)

Commutator runout

0.02 mm (0.001 in.) max.

0.05 mm (0.002 in.)

Commutator O.D.

28.0 mm (1.10 in.)

27.0 mm (1.06 in.)

Brush length

14.0−14.5 mm (0.55−0.57 in.)

9.0 mm (0.35 in.)

Brush spring tension

13.7−17.7 N (1.40−1.80 kgf, 3.09−3.97 lbf)

Compression

Pressure

Check the engine with the starter cranking

Minimum

880 kPa (9.0 kgf/cm ² , 128 psi)

———

Maximum variation

200 kPa (2.0 kgf/cm ² , 28 psi)

———

Head

Warpage

———

0.08 mm (0.003 in.)

Height

114.95−115.05 mm (4.526−4.530 in.)

———

Camshaft

End play

0.05−0.25 mm (0.002−0.010 in.)

0.4 mm (0.02 in.)

Camshaft-to-holder oil clearance

0.045−0.084 mm (0.0018−0.0033 in.)

0.15 mm (0.006 in.)

Total runout

0.03 mm (0.001 in.) max.

0.04 mm (0.002 in.)

Cam lobe height

Intake, primary

35.754 mm (1.4076 in.)

———

Intake, secondary A

35.358 mm (1.3920 in.)

———

Intake, secondary B

36.027 mm (1.4184 in.)

———

Exhaust

35.813 mm (1.4100 in.)

———

Valve

Clearance (cold)

Intake

0.18−0.22 mm (0.007−0.009 in.)

———

Exhaust

0.23−0.27 mm (0.009−0.011 in.)

———

Stem O.D.

Intake

5.48−5.49 mm (0.2157−0.2161 in.)

5.45 mm (0.215 in.)

Exhaust

5.45−5.46 mm (0.2146−0.2150 in.)

5.420 mm (0.213 in.)

Stem-to-guide clearance

Intake

0.02−0.05 mm (0.0008−0.0020 in.)

0.08 mm (0.003 in.)

Exhaust

0.05−0.08 mm (0.0020−0.0031 in.)

0.11 mm (0.004 in.)

Valve seat

Width

Intake

0.85−1.15 mm (0.033−0.045 in.)

1.6 mm (0.06 in.)

Exhaust

1.25−1.55 mm (0.049−0.061 in.)

2.0 mm (0.08 in.)

Stem installed height

Intake

67.2−67.4 mm (2.646−2.654 in.)

67.7 mm (2.665 in.)

Exhaust

58.4−58.6 mm (2.299−2.307 in.)

58.9 mm (2.319 in.)

Valve spring

Free length

Intake

55.31 mm (2.178 in.)

———

Exhaust

56.97 mm (2.243 in.)

———

Valve guide

I.D.

Intake

5.51−5.53 mm (0.217−0.218 in.)

5.55 mm (0.219 in.)

Exhaust

5.51−5.53 mm (0.217−0.218 in.)

5.55 mm (0.219 in.)

Installed height

Intake

18.25−18.75 mm (0.719−0.738 in.)

———

Exhaust

18.25−18.75 mm (0.719−0.738 in.)

———

Rocker arm

Arm-to-shaft clearance

Intake

0.019−0.050 mm (0.0007−0.0020 in.)

0.08 mm (0.0031 in.)

Exhaust

0.019−0.050 mm (0.0007−0.0020 in.)

0.08 mm (0.0031 in.)

Block

Warpage of deck

0.07 mm (0.003 in.) max.

0.10 mm (0.004 in.)

Bore diameter

81.000−81.015 mm (3.1890−3.1896 in.)

81.070 mm (3.1917 in.)

Bore taper

———

0.05 mm (0.002 in.)

Reboring limit

———

0.25 mm (0.01 in.)

Piston

Skirt O.D. at 14 mm (0.55 in.) from bottom of skirt

80.980−80.990 mm (3.1881−3.1886 in.)

80.93 mm (3.186 in.)

Clearance in cylinder

0.010−0.035 mm (0.0004−0.0014 in.)

0.05 mm (0.002 in.)

Ring groove width

Top

1.23−1.24 mm (0.048−0.049 in.)

1.26 mm (0.050 in.)

Second

1.22−1.23 mm (0.047−0.048 in.)

1.25 mm (0.049 in.)

Oil

2.005−2.020 mm (0.0789−0.0795 in.)

2.05 mm (0.081 in.)

Piston ring

Ring-to-groove clearance

Top

0.045−0.070 mm (0.0018−0.0028 in.)

0.13 mm (0.005 in.)

Second

0.035−0.060 mm (0.0014−0.0024 in.)

0.13 mm (0.005 in.)

Ring end gap

Top

0.20−0.35 mm (0.008−0.014 in.)

0.60 mm (0.024 in.)

Second

0.40−0.55 mm (0.016−0.022 in.)

0.70 mm (0.028 in.)

Oil

0.20−0.70 mm (0.008−0.028 in.)

0.80 mm (0.031 in.)

Piston pin

O.D.

19.960−19.964 mm (0.7858−0.7860 in.)

19.960 mm (0.7858 in.)

Pin-to-piston clearance

−0.004 to +0.003 mm (−0.00016 to +0.00012 in.)

0.006 mm (0.0002 in.)

Connecting rod

Pin-to-rod clearance

0.005−0.015 mm (0.0002−0.0006 in.)

0.02 mm (0.0008 in.)

Small-end bore diameter

19.969−19.975 mm (0.7862−0.7864 in.)

———

Large-end bore diameter

48.0 mm (1.89 in.)

———

End play installed on crankshaft

0.15−0.35 mm (0.006−0.014 in.)

0.45 mm (0.018 in.)

Crankshaft

Main journal diameter

54.976−55.000 mm (2.1644−2.1654 in.)

———

Rod journal diameter

44.976−45.000 mm (1.7707−1.7716 in.)

———

Rod/main journal taper

0.005 mm (0.0002 in.) max.

0.010 mm (0.0004 in.)

Rod/main journal out-of-round

0.005 mm (0.0002 in.) max.

0.010 mm (0.0004 in.)

End play

0.10−0.35 mm (0.004−0.014 in.)

0.45 mm (0.018 in.)

Runout

0.03 mm (0.0012 in.) max.

0.04 mm (0.0016 in.)

Crankshaft bearing

Main bearing-to-journal oil clearance

0.018−0.034 mm (0.0007−0.0013 in.)

0.045 mm (0.0018 in.)

Rod bearing clearance

0.024−0.042 mm (0.0009−0.0017 in.)

0.055 mm (0.0022 in.)

Engine oil

Capacity

Engine overhaul

4.5 L (4.8 US qt, 4.0 Imp qt)

Oil change including filter

3.7 L (3.9 US qt, 3.3 Imp qt)

Oil change without filter

3.5 L (3.7 US qt, 3.1 Imp qt)

Oil pump

Inner-to-outer rotor clearance

0.02−0.16 mm (0.001−0.006 in.)

0.20 mm (0.008 in.)

Pump housing-to-outer rotor clearance

0.100−0.175 mm (0.0039−0.0069 in.)

0.20 mm (0.008 in.)

Pump housing-to-rotor axial clearance

0.02−0.07 mm (0.001−0.003 in.)

0.12 mm (0.005 in.)

Oil pressure with oil temperature at 80 °C (176 °F)

At idle

70 kPa (0.7 kgf/cm ² , 10 psi) min.

At 3,000 rpm (min ⁻¹ )

340 kPa (3.5 kgf/cm ² , 50 psi) min.

Radiator

Coolant capacities (including engine, heater, hoses, and reservoir)

Use genuine Honda All Season Antifreeze/Coolant Type 2

Engine overhaul

6.8 L (1.80 US gal, 1.50 Imp gal)

Coolant change

5.3 L (1.40 US gal, 1.17 Imp gal)

Reservoir

Coolant capacity

0.5 L (0.13 US gal, 0.11 Imp gal)

Radiator cap

Opening pressure

93−123 kPa (0.95−1.25 kgf/cm ² , 14−18 psi)

Thermostat

Opening temperature

Begins to open

80−84 °C (176−183 °F)

Fully open

95 °C (203 °F)

Valve lift at fully open

8.0 mm (0.31 in.) min.

Fuel pressure regulator

Pressure with fuel pressure gauge connected

380−430 kPa (3.9−4.4 kgf/cm ² , 55−63 psi)

Fuel tank

Capacity

50 L (13.2 US gal, 11.0 Imp gal)

Engine idle

Idle speed without load

In neutral

670±50 rpm (min ⁻¹ )

Idle speed with high electrical load

(A/C switch ON, temperature set to Max Cool, blower fan on High, rear window defogger ON, and headlights on high beam)

In neutral

750±50 rpm (min ⁻¹ )

Idle CO

0.1 % max.

Clutch pedal

Height from floor

RHD type

149 mm (5.87 in.)

———

LHD type

149 mm (5.87 in.)

———

Stroke

120−130 mm (4.72−5.12 in.)

———

Play

10−18 mm (0.39−0.71 in.)

———

Disengagement height from floor

RHD type

67 mm (2.64 in.)

———

LHD type

67 mm (2.64 in.)

———

Flywheel

Runout on clutch mating surface

0.05 mm (0.002 in.) max.

0.15 mm (0.006 in.)

Clutch disc

Rivet head depth

1.35−1.95 mm (0.053−0.077 in.)

0.3 mm (0.01 in.)

Thickness

7.8−8.4 mm (0.30−0.33 in.)

6.0 mm (0.24 in.)

Pressure plate

Warpage

0.03 mm (0.001 in.) max.

0.15 mm (0.006 in.)

Height of diaphragm spring fingers

Measured with feeler gauge and special tool

0.6 mm (0.02 in.) max.

1.0 mm (0.04 in.)

Flywheel

Runout on clutch mating surface

0.45 mm (0.018 in.) max.

———

Clutch disc

Rivet head depth

1.1 mm (0.043 in.)

0.3 mm (0.01 in.)

Thickness

7.6−8.0 mm (0.299−0.315 in.)

6.0 mm (0.24 in.)

Pressure plate

Warpage

0.03 mm (0.001 in.) max.

0.15 mm (0.006 in.)

Height of diaphragm spring fingers

Measured with feeler gauge and special tool

0.8 mm (0.03 in.)

———