Nissan NA engine

The Nissan NA family of straight-four engines is a series of engines manufactured by Nissan. It is the replacement of the Z series, on which its design is based, and is mostly used in commercial vehicles due to its use of Liquefied petroleum gas for fuel on engines with a "P" suffix code.

NA16S

• Engine type : 1,627 cc, 81.5 x 78.0 mm bore and stroke, SOHC^[1]
• Output: 76 PS (56 kW) at 5,000 rpm
• Torque: 12.8 kg·m (126 N·m; 93 lb·ft) at 3,200 rpm

Applications

• 1989–1995 Datsun Truck D21 (73 PS)^[1]
• 1990–1995 Nissan Atlas F22 - F23

NA20P

• Engine type : 1,998 cc, 86.0 x 86.0 mm bore and stroke, SOHC
• Output: 85 PS (63 kW) at 4,600 rpm
• Torque: 17.0 kg·m (167 N·m; 123 lb·ft) at 2,400 rpm

1998 update

• Output: 82 PS (60 kW) at 4,600 rpm
• Torque: 16.2 kg·m (159 N·m; 117 lb·ft) at 2,400 rpm

Applications

• 1990–present Nissan Cedric Y31
• 1993–2009 Nissan Crew K30

NA20S

• Engine type : 1,998 cc, 86.0 x 86.0 mm bore and stroke, SOHC^[1]
• Typical output: 100 PS (74 kW) at 5,000 rpm
• Torque: 17.0 kg·m (167 N·m; 123 lb·ft) at 3,000

rpm

Applications

• 1989-1999 Datsun Truck D21, 91 PS (67 kW) at 5,000 rpm^[1]
• 1990–1999 Nissan Atlas F22 - F23
• 1990–1999 Nissan Atlas H40
• 1990–1999 Nissan Homy / Nissan Caravan E24

References

1. Datsun: ニューパワーNA20、NA16新型ガソリンエンジンシリーズ搭載 (Catalog) [Datsun: New Power with new NA20/NA16 gasoline engine series] (in Japanese), Nissan, March 1990, p. 15, C1171-0033AGK