SR = engine code
20 = 2.0 liters
Nissan motor made by "bullet", very high performance race engine, some producing over 1500 hp!!!!! Worth about $8500 (thats dollars) here is a sr block:
The
Nissan SR engine is a 1.6 L, 1.8 L, or 2.0 L,
straight-44-stroke internal combustion gasoline engine manufactured by
Nissan Motors. It features an aluminum head and aluminum block with steel sleeves in selected models and features a
DOHC 4-valve design, with
variable valve timing on select models. The engine was used in many small to medium Nissan vehicles, including high-performance
turbocharged variants. It was designed by Nissan as a replacement for the earlier
CA series of engines.
The
Nissan SR20DE engine was used in over 15 Nissan models. It first appeared in October 1989, and over time it was gradually phased out with the introduction of the QR (low-emissions) engine family. The SR20DE carried nominal power ratings between 130 to 169 Horsepower (96 to 126 kW) from the factory.
The breakdown of the engine code is as follows:
- SR - Engine Code
- 20 - 2.0 Litres
- D - Dual Overhead Cam
- E - Multi-port Fuel Injection
This engine has the following specifications (
SAE, 1991)
The Specs
Type:
Water cooled, 4 cycle in-line 4 cylinder
Combustion Chamber:
Cross flow, pentroof type
Valve mechanism:
DOHC, 4 valves per cylinder, chain drive
Displacement:
1998cc
Bore x Stroke:
86.0 x 86.0mm
Bore Pitch:
97.0mm
Block Height:
211.3mm
Compression ratio:
Crankshaft journal diameter:
55.0mm
Crankpin diameter:
48.0mm
Con rod length:
136.3mm
Valve diameters:
Intake: 34.0mm, Exhaust: 30.0mm
Dimensions:
685 x 610 x 615mm
Maximum power:
140 hp-169 hp at 6400 rpm (
SAE net)
Maximum torque:
132 lb·ft at 4800 rpm (
SAE net)
It was used in the following vehicles:
Model
180SX
200SX SE-R
Almera
Avenir
Bluebird
Liberty
Infiniti G20
NX2000
Prairie Joy
Presea
Primera
Pulsar
R'nessa
Rasheen
Sentra
Serena
Silvia
Wingroad
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