Piaggio gasoline straight-4 1.3 Liters DA471QLR 70 HP, 101 N⋅m at 4300 RPM engine DIY maintenance and service manual

General Information

Piaggio gasoline straight-4 1.3 Liters DA471QLR 70 HP, 101 N⋅m at 4300 RPM is an 1308 cc (1.15 UK qt.) internal combustion reciprocating Inline 4 engine. It has bore/stroke ratio of 71 mm × 82.6 mm (2.8 in × 3.25 in). This engine was rated 52 kW (69.73 hp) and 101 N⋅m (74.49 lbf⋅ft) of torque at 4300 rpm. It was used in Piaggio cars.

Engine Performance Rating

SAE J1349 (SAE Net)

Piaggio gasoline straight-4 1.3 Liters DA471QLR 70 HP, 101 N⋅m at 4300 RPM engine performance rating according to SAE J1349 (SAE Net) standard.
Parameter	Output
Power Rating	52 kW (69.73 hp)
Torque Rating	74.49 lbf⋅ft74.49 lbf⋅ft101 N⋅m at 4300 RPM

Specifications

General

Piaggio gasoline straight-4 1.3 Liters DA471QLR 70 HP, 101 N⋅m at 4300 RPM engine general specifications.
Parameter	Value
Type	Internal Combustion Reciprocating
Fuel Type	Gasoline
Cylinder Configuration	Inline 4
Engine Displacement	79.82 in³79.82 in³1308 cc
Bore	2.8 in2.8 in71 mm
Stroke	3.25 in3.25 in82.6 mm

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Engine head and valvetrain

Piaggio gasoline straight-4 1.3 Liters DA471QLR 70 HP, 101 N⋅m at 4300 RPM engine head and valvetrain specifications.
Parameter	Value
Valvetrain Type	DOHC
Valves per Cylinder	4

Air Intake

Piaggio gasoline straight-4 1.3 Liters DA471QLR 70 HP, 101 N⋅m at 4300 RPM air intake specifications.
Parameter	Value
Air Intake Method	Naturally Aspirated

Fuel Injection

Piaggio gasoline straight-4 1.3 Liters DA471QLR 70 HP, 101 N⋅m at 4300 RPM fuel injection specifications.
Parameter	Value
Injection Type	Carburetor
Injection Info	Intake Manifold Injection/ Carburettor