Nissan RD engine

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) 4x4.

RD28

• 2,825 cc SOHC, 85 mm bore

RD28 Series 1

RD28 series 1 in a C33 Nissan Laurel

• 12-valves (two per cylinder). When originally introduced, JIS gross were used rather than JIS net, meaning that early information claims 100 PS (73.5 kW; 98.6 bhp) and 18.5 kg·m (181 N·m; 134 lb·ft) at the same engine speeds.

94 PS (69.1 kW; 92.7 bhp) at 4,800 rpm
18.0 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

RD28 Series 2

• 12-valve

100 PS (73.5 kW; 98.6 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

• 12-valve electronic injection

100 PS (73.5 kW; 98.6 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
• Nissan Laurel C35 series 1999–2001
• Nissan Crew K30 series 1999-2009

RD28T

• 2825cc SOHC turbodiesel

125 PS (91.9 kW; 123.3 bhp) at 4,400 rpm
26.0 kg·m (255 N·m; 188 lb·ft) at 2,400 rpm

Nissan Safari Spirit series Y60 2-door soft-top 1994–1997

RD28ETi1

• electronically controlled turbodiesel with an intercooler

135 PS (99.3 kW; 133.2 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

135 PS (99.3 kW; 133.2 bhp) at 4,000 rpm
26.6 kg·m (261 N·m; 192 lb·ft) at 2,000 rpm

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

See also

• List of Nissan engines