Alfa Romeo gasoline straight-4 1.7 L AR 38401 138 HP engine DIY maintenance and service manual

General Information

Alfa Romeo gasoline straight-4 1.7 L AR 38401 138 HP is an 1747 cc (1.54 UK qt.) internal combustion reciprocating Inline 4 engine. It has bore/stroke ratio of 82 mm × 82.7 mm (3.23 in × 3.26 in). This engine was rated 103 kW (138.13 hp). It was used in Alfa Romeo cars.

Engine Performance Rating

SAE J1349 (SAE Net)

Alfa Romeo gasoline straight-4 1.7 L AR 38401 138 HP engine performance rating according to SAE J1349 (SAE Net) standard.
Parameter	Output
Power Rating	103 kW (138.13 hp)

Specifications

General

Alfa Romeo gasoline straight-4 1.7 L AR 38401 138 HP engine general specifications.
Parameter	Value
Type	Internal Combustion Reciprocating
Fuel Type	Gasoline
Cylinder Configuration	Inline 4
Engine Displacement	106.61 in³106.61 in³1747 cc
Bore	3.23 in3.23 in82 mm
Stroke	3.26 in3.26 in82.7 mm

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Engine head and valvetrain

Alfa Romeo gasoline straight-4 1.7 L AR 38401 138 HP engine head and valvetrain specifications.
Parameter	Value
Valvetrain Type	DOHC
Valves per Cylinder	4

Air Intake

Alfa Romeo gasoline straight-4 1.7 L AR 38401 138 HP air intake specifications.
Parameter	Value
Air Intake Method	Naturally Aspirated