The SR engine is a series of , or

straight-four A straight-four engine (also referred to as an inline-four engine) is a four-cylinder piston engine where cylinders are arranged in a line along a common crankshaft. The majority of automotive four-cylinder engines use a straight-four layout ( ...

four-stroke A four-stroke (also four-cycle) engine is an internal combustion (IC) engine in which the piston completes four separate strokes while turning the crankshaft. A stroke refers to the full travel of the piston along the cylinder, in either directio ...

gasoline

engine An engine or motor is a machine designed to convert one or more forms of energy into mechanical energy. Available energy sources include potential energy (e.g. energy of the Earth's gravitational field as exploited in hydroelectric power ge ...

s manufactured by

Nissan is a Japanese multinational Automotive industry, automobile manufacturer headquartered in Yokohama, Kanagawa, Japan. The company sells its vehicles under the ''Nissan'' and ''Infiniti'' brands, and formerly the ''Datsun'' brand, with in-house ...

. It has an aluminium head and block with steel

sleeves A sleeve (, a word allied to '' slip'', cf. Dutch ) is the part of a garment that covers the arm, or through which the arm passes or slips. The sleeve is a characteristic of fashion seen in almost every country and time period, across a myri ...

and has a

DOHC An overhead camshaft (OHC) engine is a piston engine in which the camshaft is located in the cylinder head above the combustion chamber. This contrasts with earlier overhead valve engines (OHV), where the camshaft is located below the combus ...

4-valve design, with

variable valve timing Variable valve timing (VVT) is the process of altering the timing of a Poppet valve, valve lift event in an internal combustion engine, and is often used to improve performance, fuel economy or emissions. It is increasingly being used in combina ...

on select models. It was added to a new engine family name PLASMA (Powerful ＆ Economic, Lightweight, Accurate, Silent, Mighty, Advanced). The engine was used in many small to medium Nissan vehicles, including high-performance

turbocharged In an internal combustion engine, a turbocharger (also known as a turbo or a turbosupercharger) is a forced induction device that is powered by the flow of exhaust gases. It uses this energy to compress the intake air, forcing more air into the ...

variants. It was designed by Nissan as a replacement of the earlier CA series of engines, and was replaced by the QR and MR series of engines. Power outputs are shown under JIS Net PS or ECE Net

kilowatts The watt (symbol: W) is the unit of power or radiant flux in the International System of Units (SI), equal to 1 joule per second or 1 kg⋅m2⋅s−3. It is used to quantify the rate of energy transfer. The watt is named in honor of ...

unless otherwise indicated.

SR16VE

The SR16VE has

's Neo VVL

with lift control. It produces at 7800 rpm and at 7200 rpm. Redline is at 8300 rpm. Bore and stroke is with a 11.0:1 compression ratio. This engine was never used on the USDM counterpart of the B14 Lucino, the B14 Nissan 200SX, as it uses the 1.6 L

GA16DE The GA16DE is an inline-four engine made by Nissan which is found in many Nissan models, like the Nissan Sunny (N14 and B14), the Nissan Almera (N15), and the Nissan Primera The is a Mid-size car, large family car which was produced by the Ja ...

and 2.0 L SR20DE engines instead. It is used in the following vehicles: * N15

Nissan Pulsar The is a line of automobiles produced by the Japanese automaker Nissan from 1978 until 2000, when it was replaced by the Nissan Sylphy#N16, Nissan Bluebird Sylphy in the Japanese market. Between 2000 and 2005, the name "Pulsar" has been used in ...

VZ-R * B14 Nissan Lucino VZ-R * B15

Nissan Sunny The is an automobile built by the Japanese automaker Nissan from 1966 till 2004. In the early 1980s, the brand changed from Datsun to Nissan in line with other models by the company. Although production of the Sunny in Japan ended in 2004, the ...

VZ-R

SR16VE N1

This version was used in the limited-production

Pulsar A pulsar (''pulsating star, on the model of quasar'') is a highly magnetized rotating neutron star that emits beams of electromagnetic radiation out of its Poles of astronomical bodies#Magnetic poles, magnetic poles. This radiation can be obse ...

VZ-R N1, produced from 1997 to 1998. These cars were tuned by

Autech is a division of Nissan Motorsports & Customizing focused on Car tuning, tuning and converting Nissan cars. Autech was a subsidiary company of Nissan from its establishment in 1986 to 2022, when it was merged with Nismo. History Autech was foun ...

Japan. It made at 7800 rpm and at 7600 rpm. Redline of the N1 Version 2 (1998) is at 8600 rpm. This is also claimed to be the most powerful production 1.6 L

naturally aspirated engine A naturally aspirated engine, also known as a normally aspirated engine, and abbreviated to N/A or NA, is an internal combustion engine in which air intake depends solely on atmospheric pressure and does not have forced induction through a turboc ...

SR18Di

The SR18Di is a DOHC engine. It produces at 6500 rpm and at 4000 rpm. Based on the Single Point Fuel Injection system, it was installed on JDM cars and some UK versions. This model used some cast iron blocks and it was used on the P10 generation

Nissan Primera The is a Mid-size car, large family car which was produced by the Japanese automaker Nissan from 1990 to 2007, for the markets in Japan and Europe. In Japan, it replaced the Nissan Stanza, Auster/Stanza, and was exclusive to ''Nissan Motor Comp ...

, but due to the low overall power this engine option was dropped on the next generation. This engine was never used on the USDM counterpart of the P10/11 Primera, the

Infiniti G20 The Infiniti G Line is a series of compact executive cars manufactured and marketed by Infiniti, a luxury division of Nissan, for the 1991–1996 and 1999–2016 model years — across four generations. The first two generations of the Infi ...

, as it uses the 2.0 L SR20DE engine instead. It is used in the following vehicles: * 1990-1993

Nissan Bluebird U12 The is a compact car produced between 1955 and 2007 with a model name introduced in 1957. It was Nissan's most internationally recognized sedan, known for its dependability and durability in multiple body styles. The Bluebird originated from N ...

Nissan Avenir The Nissan Avenir is a line of station wagons beginning production in May 1990 by Nissan of Japan, with the budget oriented delivery van starting out as the Avenir Cargo, then being renamed the Nissan Expert ( ja) in 1999. The Avenir replaced the lo ...

W10

SR18DE

The SR18DE is a DOHC engine. It produces at 6000 rpm and at 4800 rpm. This engine came with Multi Point Fuel Injection System ECCS (Electronic Concentrated Control System). The SR18DE crankshaft was produced with four fewer counterweights than the SR20DE variants, which have eight, for lighter weight and better

fuel efficiency Fuel efficiency (or fuel economy) is a form of thermal efficiency, meaning the ratio of effort to result of a process that converts chemical energy, chemical potential energy contained in a carrier (fuel) into kinetic energy or Mechanical work, w ...

. These lightweight crankshafts were also homologated for use in the Japanese N2 Silvia racing program and later used in the SR20VE engine. This engine was never used on the USDM counterpart of the P10/11 Primera, the

, as it uses the 2.0 L SR20DE engine instead. It is used in the following vehicles: * 1991-1997

W10 * Nissan Rasheen * 1991-1997

Nissan Bluebird U13 The is a compact car produced between 1955 and 2007 with a model name introduced in 1957. It was Nissan's most internationally recognized sedan, known for its dependability and durability in multiple body styles. The Bluebird originated from N ...

* 1989-1998

Nissan Bluebird U14 The is a compact car produced between 1955 and 2007 with a model name introduced in 1957. It was Nissan's most internationally recognized sedan, known for its dependability and durability in multiple body styles. The Bluebird originated from N ...

Factory detuning and refining of fuel injection. * 1990-1993

GTi B13 and N14, at 6400 rpm and at 4800 rpm * 1991-1999

GTi N15, at 6400 rpm and at 4800 rpm * 1989(??)-2001

Nissan Presea The is a compact car, produced for the Asian market from 1990 to 2000. It competed with the entry-level luxury 4-door hardtop sedans that were popular in Japan during the 1990s, notably the Toyota Corolla Ceres, the Toyota Sprinter Marino, the H ...

SR20Di

The SR20Di is a DOHC engine. It produces . Bore and stroke are . Similar to the 1.8 liter version except for bigger displacement with a throttle body injection system. This engine was never used on the USDM counterpart of the P10/11 Primera, the

, as it uses the 2.0 L SR20DE engine instead. It is used in the following vehicles: * 1991–1994.6

SR20DE

The SR20DE is a DOHC engine. It was used in over 15 Nissan models, first appearing in the U12

Bluebird The bluebirds are a North American group of medium-sized, mostly insectivorous or omnivorous passerine birds in the genus ''Sialia'' of the thrush family (Turdidae). Bluebirds are one of the few thrush genera in the Americas. Bluebirds lay an ...

in October 1989. It was gradually phased out over time with the introduction of the low-emissions QR engine family in 2000, until production stopped in 2002. It carried nominal power ratings between from the factory, although there are some Autech models with horsepower ratings of between 175 and 200 hp depending on the chassis and degrees of tuning. The breakdown of the engine code is as follows: * SR - Engine * 20 - 2.0 Litres * D - Dual Overhead Cams * E - Electronic Fuel Injection This engine has the following specifications ( SAE, 1991): It is used in the following vehicles:

SR20DET

The SR20DET is a DOHC engine. It is a turbocharged version of the SR20DE, with power outputs ranging from at 6000 rpm to at 6400 rpm, and torque outputs ranging from at 4800 rpm to at 4800 rpm. It was first used in the U12

SSS

ATTESA ATTESA (acronym for Advanced Total Traction Engineering System for All-Terrain) is a four-wheel drive system used in some automobiles produced by the Japanese automaker Nissan, including some models under its luxury marque Infiniti. The 'mechani ...

Limited from October 1989, and expanded to several cars from 1989 through 2002. The

Silvia Silvia () is a female given name of Latin origin, with a male equivalent Silvio and English-language cognate Sylvia (given name), Sylvia. The name originates from the Latin word for forest, ''Silva'', and its meaning is "spirit of the wood"; the m ...

was the longest-running Nissan model to use this engine, starting with the S13 series in 1991 and ending with the S15 series in 2002. This engine was replaced with the QR20DE engine in most applications. It is used in the following vehicles: * 1989-1991

Nissan Bluebird The is a compact car produced between 1955 and 2007 with a model name introduced in 1957. It was Nissan's most internationally recognized sedan, known for its dependability and durability in multiple body styles. The Bluebird originated from N ...

HNU12 SSS ATTESA Limited * 1990-1995

RNN14 GTi-R * 1991-1994

Nissan Silvia The is the series of small sports cars produced by Nissan. Versions of the Silvia have been marketed as the 200SX or 240SX for export, with some export versions being sold under the Datsun brand. The Gazelle was the twin-model of Silvia sol ...

S13 K's * 1991-1997

HNU13 SSS ATTESA Limited * 1991-1998

Nissan 180SX The Nissan 180SX is a fastback automobile that Nissan Motors produced between 1988 and 1998. It is based on the S13 chassis from the Nissan S platform with the variants receiving an R designation (ex. PS13 and RPS13). It was sold exclusively in ...

S13 * 1994-1998

S14 K's * 1994-1998

Nissan 200SX The Nissan 200SX (originally Datsun 200SX until the early 1980s) is an automobile nameplate that has been used on various export specification Nissan automobiles between 1975 and 2002. Nissan Silvia based Between 1975 and 2002, Nissan retailed ...

S14 + "S14a" * 1994 Nismo 270R * 1995-1998

PNW10 Salut G GT Turbo * 1997-2001

Nissan R'nessa The is a station wagon manufactured by Nissan Motors from 1997 to 2001. According to Nissan, the name derives from "packaging renaissance for versatile, spacious comfort on wheels." It was produced by Nissan from October 1997 to July 2001, an ...

NN30 GT Turbo * 1998-2002

PNW11 Highway Star/GT4 * 1998-2002

Nissan Liberty The is an automobile manufactured and marketed by Nissan from 1981 to 2004. Considered a mini MPV or a compact MPV. It was also marketed as the Multi in Canada and the Stanza Wagon in the United States. In Japan, it was exclusive to '' Nissan B ...

PNM12 GT4 * 1999-2002

S15 Spec-R ( JDM) * 1999-2002

S15 Spec-R/Spec-S ( AUDM and NZDM)

SR20VE

The SR20VE has Nissan's Neo VVL

with lift control. It produces at 7000 rpm and at 6000 rpm with a 10.3:1 compression ratio and later (2001–2003) at 7200 rpm and at 5200 rpm with a 11:1 compression ratio. This engine was never used on the USDM counterpart of the P11 Primera, the

, as it uses the 2.0 L SR20DE engine instead. It is used in the following vehicles: * 1997-2000 P11 JDM

Te-V sedan or G-V wagon, * 2001-2003 P12 JDM

, 20V sedan or W20V Wagon, * 1997-2000 U14 JDM

SSS-Z sedan, * 1997-2000 Y11 JDM

Nissan Wingroad The Nissan AD is a subcompact van and wagon built by Nissan since 1982. The AD is sold under a different name when manufactured as a passenger car, called the . __TOC__ VB11 series In October 1982, the AD Van supplemented (and also gradua ...

ZV-S wagon, * 2002 ASL Garaiya sports car,

SR20VET

The SR20VET was the first turbocharged engine from Nissan with

variable valve lift Variable valve lift (VVL) is an automotive piston engine technology which varies the height a valve opens in order to improve performance, fuel economy or emissions. There are two main types of VVL: discrete, which employs fixed valve lift amounts, ...

(VVL), produced exclusively for the Japanese market. It produces at 6400 rpm and at 3200 rpm, with 9.0:1 compression ratio. It is used in the following vehicles: * 2001-2007 PNT30

Nissan X-Trail The is a compact crossover SUV produced by the Japanese automaker Nissan since 2000. Since 2018, it is positioned between the Qashqai and the larger Murano. Since the third-generation model, the X-Trail became the same vehicle as the North ...

Camshaft Lift and Duration

References

External links

SR20 Engine BuildupNeoVVL Owners Club
The Resource for the NeoVVL Engine
The SR20VE Motor Mini-Site
{{Nissan SR Straight-four engines Gasoline engines by model