Hyundai Nu engine

Last updated
Hyundai Nu engine
2015 Kia Forte 07.jpg
Overview
Manufacturer Hyundai Motor Company
Production2010–present
Layout
Configuration Inline-four
Displacement 1.8  L; 109.7  cu in (1,797  cc)
2.0 L; 122.0 cu in (1,999 cc)
Cylinder block material Aluminium
Cylinder head materialAluminium
Valvetrain DOHC 16V D-CVVT
Compression ratio 10.3:1–12.7:1
RPM range
Idle speed 660 rpm
Max. engine speed 6,800 rpm
Combustion
Fuel system MPI
GDI
Fuel type Unleaded gasoline
LPG
Oil system Pressure feed
Cooling system Water-cooled
Output
Power output 149–176 PS (110–129 kW; 147–174 hp)
Torque output 18.1–21.7 kg⋅m (131–157 lb⋅ft; 178–213 N⋅m)
Dimensions
Length495 mm (19.5 in)
Width614 mm (24.2 in) (MPi/GDi)
635 mm (25.0 in) (HEV/Atkinson)
Height664 mm (26.1 in) (MPi/GDi/HEV)
673 mm (26.5 in) (Atkinson)
Dry weight 104.5 kg (230 lb) (1.8L)
114.7–119.7 kg (253–264 lb) (2.0L)
Chronology
Predecessor Beta
Successor Smartstream G2.0/L2.0 (for 2.0L Nu)

The Hyundai Nu engine was introduced in the 2011 Hyundai Elantra to replace the previous Beta engines. It was designed to fill the gap between the new Gamma 1.6L and the 2.0L Theta II.

Contents

NU MPi

1.8L (G4NB)

The 1.8 L (1,797 cc) Nu features a bore x stroke of 81 mm × 87.12 mm (3.19 in × 3.43 in) with a compression ratio of 10.3:1 or 10.5:1 depending on the revision. This engine features [1] MPI, and Dual-Continuous Variable Valve Timing aka D-CVVT. Power output is 145–150 PS (107–110 kW; 143–148 hp) at 6,500 rpm with 17.8–18.1 kg⋅m (129–131 lb⋅ft; 175–178 N⋅m) of torque at 4,700 rpm. [2]

Hyundai Nu engine Specification:

  • Displacement: 1.8 L (1,797 cc)
  • Bore x stroke of 81 mm × 87.12 mm (3.19 in × 3.43 in) (offset crank to cylinder bore)
  • Compression ratio 10.3:1–10.5:1
  • Power: 145–150 PS (107–110 kW; 143–148 hp) @ 6,500 rpm
  • Torque: 17.8–18.1 kg⋅m (129–131 lb⋅ft; 175–178 N⋅m) @ 4,700 rpm
  • Redline 6,800 rpm
  • Combustion Fuel system: MPI
  • Valvetrain: Chain driven roller DOHC 16V D-CVVT
  • Cylinder block & head: Aluminum
  • Intake: Valve controlled Variable Induction System
Applications

2.0L (G4NA)

The Nu 2.0 L (1,999 cc) version of this engine features the same 81 mm (3.19 in) bore but with a longer stroke of 97 mm (3.8 in). First revision of the G4NA engine makes 166 PS (122 kW; 164 hp) @ 6,500 rpm and 20.5 kg⋅m (148 lb⋅ft; 201 N⋅m) at 4,800 rpm while later revisions produce 152–156 PS (112–115 kW; 150–154 hp) @ 6,200 rpm and 19.6–19.9 kg⋅m (142–144 lb⋅ft; 192–195 N⋅m) at 4,500 rpm.

Applications

2.0L CVVL (G4ND)

Primary change is adding the CVVL, the engine produces 172 PS (127 kW; 170 hp) @ 6,700 rpm and 20.5 kg⋅m (148 lb⋅ft; 201 N⋅m) at 4,800 rpm.

Applications

2.0L Atkinson Cycle (G4NH)

The Atkinson Cycle version of the Nu MPi 2.0L was first released for the sixth generation Hyundai Elantra, compression ratio is 12.5:1 and it produces 149 PS (110 kW; 147 hp) @ 6,200 rpm with 18.3 kg⋅m (132 lb⋅ft; 179 N⋅m) of torque at 4,500 rpm.

The engine promises improved fuel economy vs the Nu MPi 2.0L (G4NA) engine and better thermal efficiency.

Applications

Nu GDi

The G4NC Nu GDi engine in a Kia Forte 2017 Kia Forte EX, G4NC Nu engine.jpg
The G4NC Nu GDi engine in a Kia Forte

2.0L (G4NC)

The Nu GDi 2.0 L (1,999 cc) version of this engine features the same 81 mm (3.19 in) bore but with a longer stroke of 97 mm (3.82 in) that produces 176 PS (129 kW; 174 hp) at 6,500 rpm with 21.7 kg⋅m (157 lb⋅ft; 213 N⋅m) of torque at 4,700 rpm.

Applications

Nu Flex

Flex fuel compatible engine of the Nu MPi.

2.0L (F4NA)

The Nu FLEX 2.0 L (1,999 cc) engine makes 167 PS (123 kW; 165 hp) at 6,200 rpm with 20.6 kg⋅m (149 lb⋅ft; 202 N⋅m) of torque at 4,700 rpm.

Applications

Nu Hybrid

2.0L MPi Hybrid (G4NE)

The Nu MPi Hybrid version of this engine combines a 2.0L engine with an electric motor and a battery, the petrol engine makes 150 PS (110 kW; 148 hp) at 6,000 rpm with 18.3 kg⋅m (132 lb⋅ft; 179 N⋅m) of torque at 5,000 rpm.

Applications

2.0L GDi Hybrid (G4NG)

The Nu GDi Hybrid version of this engine combines a 2.0L engine with an electric motor and a 1.76KWh battery, the petrol engine makes 156 PS (115 kW; 154 hp) at 6,000 rpm with 19.3 kg⋅m (140 lb⋅ft; 189 N⋅m) of torque at 5,000 rpm while the electric motor makes 52 PS (38 kW; 51 hp) with 20.9 kg⋅m (151 lb⋅ft; 205 N⋅m) of torque for a combined power rating of 205 PS (151 kW; 202 hp).

Applications

Nu LPi

Uses Liquefied petroleum gas instead.

2.0L (L4NA)

The Nu LPi 2.0 L (1,999 cc) version of the engine makes 151–153 PS (111–113 kW; 149–151 hp) at 6,200 rpm with 19.8–20 kg⋅m (143–145 lb⋅ft; 194–196 N⋅m) of torque at 4,200 rpm.

Applications

Engine recall

On December 2, 2020, Hyundai and Kia recalled 423,000 vehicles equipped with various engines following a joint review by Hyundai and the NHTSA, of which the Nu GDi engines were a part of. Affected vehicles include the 2016 Hyundai Sonata Hybrid, [3] 2014-2015 Kia Forte and Forte Koup, and the 2014-2015 Kia Soul. [4]

See also

List of Hyundai engines

Related Research Articles

<span class="mw-page-title-main">Hyundai Elantra</span> Compact car

The Hyundai Elantra, also known as the Hyundai Avante, is a compact car produced by the South Korean manufacturer Hyundai since 1990. The Elantra was initially marketed as the Lantra in Australia and some European markets. In Australia, this was due to the similarly named Mitsubishi Magna Elante model; similarly, in other markets, the name Avante is not used due to its similarity with Audi's "Avant" designation, which is used for their line-up of station wagons. The name was standardized as "Elantra" worldwide in 2001.

<span class="mw-page-title-main">Mitsubishi Sirius engine</span> Reciprocating internal combustion engine

The Mitsubishi Sirius or 4G6/4D6 engine is the name of one of Mitsubishi Motors' four series of inline-four automobile engines, along with Astron, Orion, and Saturn.

<span class="mw-page-title-main">Mitsubishi 4G9 engine</span> Reciprocating internal combustion engine

The Mitsubishi 4G9 engine is a series of straight-4 automobile engines produced by Mitsubishi Motors. All are 16-valve, and use both single- and double- overhead camshaft heads. Some feature MIVEC variable valve timing, and it was the first modern gasoline direct injection engine upon its introduction in August 1996.

<span class="mw-page-title-main">Hyundai Sonata</span> Mid-size sedan produced by Hyundai

The Hyundai Sonata is a mid-size car that has been manufactured by Hyundai since 1985. The first generation Sonata, which was introduced in 1985, was a facelifted version of the Hyundai Stellar with an engine upgrade, and was withdrawn from the market in two years due to poor customer reaction. While the nameplate was originally only sold in South Korea, the second generation of 1988 was widely exported.

The Hyundai Alpha series is a multi-valve gasoline inline four-cylinder engine family comprising 1.3, 1.4, 1.5, and 1.6 L naturally aspirated versions and a 1.5 L turbocharged version. Introduced in 1992, this was Hyundai's first engine designed entirely in-house and was the first indigenous South Korean engine design. Design objectives were to provide high performance and good fuel economy with excellent durability at a reasonable cost.

The Hyundai Beta engines are 1.6 L to 2.0 L I4 built in Ulsan, South Korea.

The Hyundai Sirius engine was the company's first larger inline-four engine, with displacements from 1.8 L to 2.4 L. It is a license-built Mitsubishi construction. This engine is no longer used by Hyundai.

<span class="mw-page-title-main">Hyundai Delta engine</span> Reciprocating internal combustion engine

The Hyundai Delta family is the company's smaller V6 engine, ranging from 2.5 to 2.7 L. Both share the same 75 mm (2.95 in) stroke and both are DOHC designs.

<span class="mw-page-title-main">Hyundai Lambda engine</span> V6 engine manufactured by Hyundai

The Hyundai Lambda engine family is the company's all-aluminium V6 engine manufactured since 2005. It is currently manufactured at Hyundai's plant in Asan, South Korea. It used to be manufactured at HMMA plant in Montgomery, Alabama, United States. All versions of this engine use a timing chain.

<span class="mw-page-title-main">Hyundai Theta engine</span> Reciprocating internal combustion engine

The Hyundai Theta is a gasoline four-cylinder automobile engine family. The third all-aluminum engine of Hyundai Motor Company debuted in the fourth-generation Hyundai Sonata sedan, which was unveiled in August 2004 in South Korea. Hyundai Motor Manufacturing Alabama (HMMA) built a Theta II engine shop on the grounds of their Montgomery, Alabama automobile factory.

<span class="mw-page-title-main">Kia K5</span> Mid-size car

The Kia K5, formerly known as the Kia Optima, is a mid-size car manufactured by Kia since 2000 and marketed globally through various nameplates. First generation cars were mostly marketed as the Optima, although the Kia Magentis name was used in Europe and Canada when sales began there in 2002. For the second-generation models, Kia used the Kia Lotze and Kia K5 name for the South Korean market, and the Magentis name globally, except in the United States, Canada, Malaysia and the Middle East, where the Optima name was retained until the 2021 model year. The K5 name is used for all markets since the introduction of the fifth generation in 2019.

The Hyundai Mu engine is a variant of the 2.7 Liter Delta, the main difference with the Delta engine is the inclusion of the Continuous variable valve timing (CVVT).

<span class="mw-page-title-main">Hyundai Kappa engine</span> Reciprocating internal combustion engine

Hyundai's Kappa automobile engine series consists of three-cylinder and four-cylinder models.

<span class="mw-page-title-main">Hyundai U engine</span> Reciprocating internal combustion engine

The Hyundai U engine is a series of three or four-cylinder diesel engines made for automotive applications by the Hyundai Kia Automotive Group. The U series of engines includes the smallest automotive diesel engines produced by Hyundai.

The Hyundai S engine is Hyundai's first V6 diesel engine. This engine has a displacement of 3.0l.

<span class="mw-page-title-main">Hyundai R engine</span> Reciprocating internal combustion engine

The Hyundai R engine is a diesel 4-cylinder automobile engine produced by Hyundai Motor Group, it was announced during the Advanced Diesel Engine Technology Symposium in November 2008 and began production in 2009.

<span class="mw-page-title-main">Hyundai Gamma engine</span> Reciprocating internal combustion engine

The Hyundai Gamma engine was introduced in 2006 to replace the existing Hyundai Alpha engine. There are 1.4 L and 1.6 L versions of this engine.

<span class="mw-page-title-main">Hyundai Smartstream engine</span> Hyundai automobile engine

The Hyundai Smartstream is a gasoline and diesel automobile engine branding used by Hyundai since 2018. An all-aluminum engine of Hyundai Motor Company debuted in the third-generation Hyundai i30 hatchback, which was unveiled in 2018 at the Paris Motor Show.

The Hyundai D engine is a family of 3-cylinder and 4-cylinder diesel engines produced by Hyundai Motor Company under license from VM Motori.

References

  1. "2012 Hyundai Elantra Limited with 1.8L I4 Engine ~ Automobile Reviews". Autostills.blogspot.com. 2011-06-28. Retrieved 2012-05-10.
  2. "Specifications - 2012 Hyundai Elantra Limited - Yahoo! Autos". Autos.yahoo.com. Retrieved 2012-05-10.
  3. "Part 573 Safety Recall Report 20V-746" (PDF). NHTSA.gov. December 1, 2020. Retrieved December 10, 2020.
  4. "Part 573 Safety Recall Report 20V-750" (PDF). NHTSA.gov. December 2, 2020. Retrieved December 10, 2020.

Nu Engine in the LF Hyundai Sonata Hybrid http://www.hyundainews.com/us/en/models/sonata-hybrid/2017