Nissan RD engine

RD engine
RD engine
	RD28 series 1 in a C33 Nissan Laurel
Overview
Manufacturer	Nissan Diesel
Production	1985-2009
Layout
Configuration	Straight-6
Displacement	2.8 L (2,826 cc)
Cylinder bore	85 mm (3.35 in)
Piston stroke	83 mm (3.27 in)
Valvetrain	SOHC 2 valves x cyl.; SOHC 3 valves x cyl.;
Combustion
Turbocharger	With intercooler on RD28T and RD28ET
Fuel system	Electronic fuel injection
Fuel type	Diesel
Cooling system	Water-cooled
Output
Power output	94–145 PS (69–107 kW; 93–143 bhp)
Torque output	18–29.3 kg⋅m (177–287 N⋅m; 130–212 lb⋅ft)
Chronology
Predecessor	LD and SD

The Nissan RD engine series is basically a Nissan RB engine design, except that it is only a single overhead cam six-cylinder diesel engine. It was the successor to the Nissan LD and SD six-cylinder engines and was joined by the six-cylinder Nissan TD engine.

From 1997 onwards the turbocharged versions were fitted with electronic fuel injection. The turbodiesel version known as the RD28T (or RD28ET with electronic fuel injection) and were also fitted to the Nissan Safari (also known as the Nissan Patrol) off-road vehicle.

RD28[]

2.8 L (2,826 cc) SOHC, 85 mm (3.35 in) bore

RD28 Series 1[]

12 valves (two per cylinder). When originally introduced, JIS gross were used rather than JIS net, meaning that early information claims 100 PS (74 kW; 99 bhp) and 18.5 kg⋅m (181 N⋅m; 134 lb⋅ft) at the same engine speeds.^[1]

94 PS (69 kW; 93 bhp) at 4,800 rpm
18 kg⋅m (177 N⋅m; 130 lb⋅ft) at 2,400 rpm

Nissan Skyline R31 series 1985–1987
Nissan Laurel C32 ~ C34 series 1986–1993
Nissan Cedric / Nissan Gloria Y30 ~ Y32 series 1985–1993
Commercial (taxi) Nissan Cedric / Nissan Gloria Y31 series sedan 1987–1999
Nissan Crew K30 series 1993–1999

No PCV on the tappet cover.

RD28 Series 2[]

18 valves (three per cylinder).

100 PS (74 kW; 99 bhp) at 4,800 rpm
18.2 kg⋅m (178 N⋅m; 132 lb⋅ft) at 2,400 rpm

Nissan Cedric / Nissan Gloria Y32 & Y33 series 1993–1999
Nissan Laurel C34 - C35 series 1994–1999

RD28E[]

18-valve, electronic injection

100 PS (74 kW; 99 bhp) at 4,800 rpm
18.2 kg⋅m (178 N⋅m; 132 lb⋅ft) at 2,400 rpm

Commercial (taxi) Nissan Cedric Y31 series sedan 1999.08-2002^[2]
Nissan Laurel C35 series 1999–2001
Nissan Crew K30 series 1999-2009

Vacuum pump located on tappet cover.

RD28T[]

2.8 L (2,826 cc) SOHC turbodiesel

125 PS (92 kW; 123 bhp) at 4,400 rpm
26 kg⋅m (255 N⋅m; 188 lb⋅ft) at 2,400 rpm

Nissan Safari Spirit series Y60 2-door soft-top 1996–1997

RD28ETi1[]

electronically controlled turbodiesel with an intercooler

135 PS (99 kW; 133 bhp) at 4,000 rpm
29.3 kg⋅m (287 N⋅m; 212 lb⋅ft) at 2,000 rpm

Nissan Safari Spirit series Y61 2-door soft-top 1997–1999 (automatic transmission)

RD28ETi2[]

electronically controlled turbodiesel with an intercooler

145 PS (107 kW; 143 bhp) at 4,000 rpm
26.6 kg⋅m (261 N⋅m; 192 lb⋅ft) at 2,000 rpm

References[]

^ Büschi, Hans-Ulrich, ed. (5 March 1987). Automobil Revue 1987 (in German and French). 82. Berne, Switzerland: Hallwag AG. p. 428. ISBN 3-444-00458-3.
^ "Goo-net Catalog: Nissan Cedric Classic". Goo-net. Retrieved 2011-01-31.

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[AR87-1] Büschi, Hans-Ulrich, ed. (5 March 1987). Automobil Revue 1987 (in German and French). 82. Berne, Switzerland: Hallwag AG. p. 428. ISBN 3-444-00458-3.

[2] "Goo-net Catalog: Nissan Cedric Classic". Goo-net. Retrieved 2011-01-31.

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