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Engine Specifications

GENERAL SPECIFICATIONS

Year	Displacement		Fuel System	HP@RPM	Torque Ft. Lbs.@RPM	Compr. Ratio	Bore		Stroke
Year	Cu. In.	cc	Fuel System	HP@RPM	Torque Ft. Lbs.@RPM	Compr. Ratio	In.	mm	In.	mm
1982	273	4474	Fuel Inj.	220@4000	265@4000	9:1	3.74	95.0	3.11	78.9

VALVES

Engine Size & Valve		Head Diam. In. (mm)	Face Angle	Seat Angle	Seat Width In. (mm)	Stem Diameter In. (mm)	Stem Clearance In. (mm)	Valve Lift In. (mm)
4474 cc
	Intake	1.692 (43.00)	45°	45°	.067 (1.70)	.3498 (8.97)	.0010-.0020 (.030-.057)	....
	Exhaust	1.496	45°	45°	.078	.3490	.0200-.0028	....
	Exhaust	(38.00)	45°	45°	(2.00)	(8.95)	(.050-.077)	....

PISTONS, PINS, RINGS

Engine

PISTONS

PINS

RINGS

Clearance In. (mm)

Piston Fit In. (mm)

Rod Fit In. (mm)

Ring No.

End Gap In. (mm)

Side Clearance In. (mm)

4474 cc

.001-.002⁽¹⁾ (.024-.050)

Interference

.0007-.0012 (.019-.032)

No. 1

.008-.015 (.20-.40)

.002-.003⁽²⁾ (.050-.082)

No. 2

.008-.015 (.20-.40)

.002-.003⁽²⁾ (.050-.082)

No. 3

.015-.055 (.40-1.4)

.0009-.0050⁽²⁾ (.023-.137)

⁽¹⁾	Wear limit.003" (.080 mm).

⁽²⁾	For KS piston rings. For Mahle piston rings, No 1 clearance is.002-.004" (.060-.102 mm), No. 2 clearance is.0015-.0026" (.040-.072 mm) and No. 3 clearance is (.013-.127 mm). Piston manufacturer must match ring manufacturer.

CRANKSHAFT MAIN & CONNECTING ROD BEARINGS

Engine	MAIN BEARINGS				CONNECTING ROD BEARINGS
Engine	Journal Diam. In. (mm)	Clearance In. (mm)	Thrust Bearing	Crankshaft End Play In. (mm)	Journal Diam. In. (mm)	Clearance In. (mm)	Side Play In. (mm)
4474 cc	2.754-2.755 (69.97-69.99)	.0008-.0038 (.020-.098)	No. 3	.0039-.0157 (.100-.400)	2.046-2.047 (51.97-51.99)	.001-.004 (.034-.092)	.004-.016 (.10-.40)

VALVE TIMING

Engine	INTAKE		EXHAUST
Engine	Open (ATDC)	Close (ABDC)	Open (BBDC)	Close (BTDC)
4474 cc	12°	48°	32°	6°