Nissan NA engine
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 | This article relies largely or entirely on a single source. (November 2018) |
| NA engine | |
|---|---|
 | |
| Overview | |
| Manufacturer | Nissan Machinery |
| Layout | |
| Configuration | Naturally aspirated Straight-4 |
| Displacement | 1.6–2.0 L (1,627–1,998 cc) |
| Cylinder bore | 81.5 mm (3.21 in) 86 mm (3.39 in) |
| Piston stroke | 78 mm (3.07 in) 86 mm (3.39 in) |
| Valvetrain | SOHC |
| Combustion | |
| Fuel type | Gasoline Liquefied petroleum gas (in commercial vehicles) |
| Cooling system | Water-cooled |
| Output | |
| Power output | 76–100 PS (56–74 kW) |
| Torque output | 12.8–17 kg⋅m (126–167 N⋅m; 93–123 lb⋅ft) |
| Chronology | |
| Predecessor | Z series |
The Nissan NA family of straight-four engines is a series of engines manufactured by Nissan (Nissan Machinery). 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 toque settings[edit]
- Engine type: 1.6 L (1,627 cc), 81.5 mm × 78 mm (3.21 in × 3.07 in) 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[edit]
- 1989–1995 Datsun Truck D21 73 PS (54 kW)[1]
- 1990–1995 Nissan Atlas F22 - F23
NA20P[edit]
- Engine type: 2.0 L (1,998 cc), 86 mm × 86 mm (3.39 in × 3.39 in) bore and stroke, SOHC
- Output: 85 PS (63 kW) at 4,600 rpm
- Torque: 17 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[edit]
- 1990–2015 Nissan Cedric Y31
- 1993–2009 Nissan Crew K30
NA20S[edit]
- Engine type: 2.0 L (1,998 cc), 86 mm × 86 mm (3.39 in × 3.39 in) bore and stroke, SOHC[1]
- Typical output: 100 PS (74 kW) at 5,000 rpm
- Torque: 17 kg⋅m (167 N⋅m; 123 lb⋅ft) at 3,000 rpm
Applications[edit]
- 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
