equipped with an Adjusting Potentiometer, idle mixture. All models except the engine in the Hyundai Coupe did not include a Mass Air Flow (Air Mass) sensor which can be purchased separately. For aftermarket barometric pressure (MAP) sensor installation, an integrated Manifold Absolute Pressure (MAP) and the Intake Air Temperature (IAT) sensor is available. Applications Hyundai Elantra (J2) (1995–2000) Hyundai Tiburon/Coupe (RD) (1996–2001) 1.8L (G4GM) The 1.8-liter Hyundai G4GM engine was manufactured from 1995 to 2003 at the Ulsan enterprise and was put on several popular models of the Korean concern, for example the Elantra and Coupe. The motor was assembled for eight years and after it was replaced with the 1.8L Beta II engine. Specification: Cylinder bore: 82 mm (3.228 in.) Stroke: 85 mm (3.346 in.) Engine Displacement: 1795cc (109.54 cu.in.) Compression Ratio: 10.0 Firing Order: 1-3-4-2 Idle RPM: 800°± 100 Ignition Timing at idling speed: BTDC 10°±5°/800 rpm Cylinder bore: 82.00-82.03 mm (3.2283 - 3.2295 in.) Out of-roundness & taper of cylinder bore: Less than 0.01 mm (0.0004 in.) Clearance with piston: 0.02-0.04 mm (0.0008 - 0.0016 in.) Applications Hyundai Elantra (J2) (1995–2000) Hyundai Tiburon/Coupe (RD) (1996–2001) 2.0L (G4GF) The G4GF (also called the 2.0 D) is the 2.0L (1975cc) version, having debuted in 1997 for the Hyundai Tiburon. It shares the 82 mm bore of the 1.8 but is stroked to 93.5 mm. It has a cast iron engine block and aluminum DOHC cylinder head. It uses MFI fuel injection, has four valves per cylinder and features powdered cast steel connecting rods. OPA Output is 140 hp (102 kW) at 6000 rpm and The 2.0-liter Hyundai G4GF engine was assembled from 1996 to 2001 at an enterprise in Ulsan. The motor was replaced by the 2.0L Beta II engine. Applications Hyundai Tiburon/Coupe (1996–2001) Beta II 1.8L (G4GB) The 1.8-liter Hyundai G4GB engine was manufactured from 2000 to 2010. The motor belonged to the Beta II series therefore had an upgraded design relative to its predecessors. Applications Hyundai Elantra (XD) (2000–2006) Hyundai Matrix (2001–2007) Kia Optima (MS) (2000–2005) Kia Cerato (LD) (2004–2008) 2.0L (G4GC) The 2.0-liter Hyundai Beta II engine was produced from 2001 to 2012. The power unit since 2003 was equipped with the Continuously Variable Valve Timing system. The engine has a life expectancy of 300,000 km. Four-stroke, four-cylinder petrol with electronic control system of fuel injection and ignition, with in-line arrangement of cylinders and pistons rotating