Nissan P engine

Nissan P engine

Manufacturer	Nissan Motors
Production	1959-1983
Predecessor	Nissan NC engine
Configuration	I6
Displacement	4.0 L (240 cu in)
Cylinder bore	85.7 mm (3.37 in)
Piston stroke	114.3 mm (4.50 in)
Valvetrain	OHV
Fuel system	Carburetor
Power output	92 kW (123 hp) 99 kW (133 hp) 107 kW (143 hp) (after 1965)

The Nissan P engine is a large overhead valve, inline-six cylinder engine manufactured by Nissan Diesel Motor Co., Ltd. from 1959 to 1983 and used in light-duty trucks by Nissan, as well as in the Nissan Patrol. It replaced the older, sidevalve NC engine, with which it shared its dimensions.^[1]

NC

Introduced in 1955, this is a 3,956 cc, petrol sidevalve inline six-cylinder which produces 80 PS (59 kW) or 105 PS (77 kW) at 3,400 rpm. It was used in various buses and trucks as well as in early Nissan Patrols.^[1]

Applications:

• 1955 Nissan 492 Bus^[2]
• 1956-1959 Nissan Cabstar E590
• 1955-1959 Nissan 480 Truck^[2]
• Nissan Patrol 4W61, 4W66
• Nissan Carrier 4W72

P

The P is a gasoline powered, 3,956 cc inline six-cylinder with 125 PS (92 kW) at 3,400 rpm initially. Bore and stroke are 85.7 x 114.3 mm.^[1] Later with 135 PS (99 kW), further modifications in 1965 increased the power to 145 PS (107 kW). Later variants were called P40, reflecting the engine displacement in liters (4.0).

Applications:

• Nissan Cabstar E690
• 1959-1960 Nissan Patrol 4W66
• Nissan Patrol 60 series
• Nissan Patrol 160 series
• Nissan Carrier 4W73
• 1959-1968 Nissan 680/690
• 1968-1969 Nissan 681/691
• 1970 Nissan G780^[2]
• 1963-1968 Nissan FR40 fire engine^[3]

References

1. ^ ^{a b c} Ozeki, Kazuo (2007) (in Japanese). 日本のトラック・バス 1918~1972 [Japanese Trucks and Buses 1918-1972]. Tokyo: Miki Press. p. 84. ISBN 978-4-89522-494-9. 
2. ^ ^{a b c} Ozeki, Japanese Trucks and Buses 1918-1972, p. 112
3. ^ Ozeki, Japanese Trucks and Buses 1918-1972, p. 102