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4 cyl

D155G

155 cu. in.

BORE

STROKE

FIRING

MAIN

ROD

ORDER

JOURNAL

JOURNAL

3.6250

3.7500

1-2-4-3

2.2500

1.75/2.00/2.25

SPARK PLUG

SPARK PLUG

DISTRIBUTOR

IGN.TIMING

OIL CAPACITY

TYPE

GAP

GAP

IDLE SPEED

PLUS FILTER

0.025

5 deg.BTDC/500

4 U.S.qts.

TORQUE VALUES

LOCATION

FT. LB.

LOCATION

FT. LB.

Main brg.caps

88-92

Oil pan drain plug

Rod brg.caps

ESNA:35 MARSDEN:46

Oil pump bolt

Cyl. head bolts

89.5-91.6

Water outlet bolt

B/shft.gr.retainer

33-38

Water pump bolt

Idler gear retainer

34-35

Wtr.pmp.pulley bolt

Flywheel bolt

67-69

Flywheel housing

24

Rocker arm bolt

19-20

Spark plug

24-28

PISTON

Piston diameter

3.6229-3.6245

Sleeve clearance

.0008-.0028

Pin diameter

1.2494-1.2496

RINGS

Ring gap-Top

.010-.020

Side clearance Top

.0025-.004

Ring gap-2nd

.010-.020

Side clearance 2nd

.002-.004

Ring gap-Oil

.015-.055

Side clearance Oil

.0065 max

CRANKSHAFT

Main journal dia.

2.249-2.250

Rod journal dia.

1.75/2.00/2.25

Main run clearance

.005-.081

Rod run clearance

.0127-.0635

End play

.045-.0105

CAMSHAFT

No.1 journal dia.

1.749-1.750

No.4 journal dia.

1.7485-1.7495

No.2 journal dia.

1.7485-1.7495

End play

Thrust button

No.3 journal dia.

1.7485-1.7495

VALVES

Intake length

4.974-4.994

Exhaust length

4.8655-4.8835

Intake stem dia.

.372-.373

Exhaust stem dia.

.371-.372

Intake head dia.

1.449-1.459

Exhaust head dia.

1.390-1.397

Intake face angle

44 deg. 30 sec.

Exhaust face angle

44 deg. 30 sec.

Intake clearance

.007-.013 cold

Exhaust clearance

.017-.023 cold