All Beta engines are dual overhead camshaft valvetrain (DOHC) design.

The Beta engine uses a direct-acting overhead cam valvetrain arrangement which places the camshaft in the cylinder head above the pistons and combustion chamber and operates the valve tappets/lifters directly.

Unlike other representatives of the Beta series, this engine did not receive the second generation and was replaced by the power unit Alpha II.

oversize The 2nd generation Elantra (J2) and 1997-2000 Hyundai Coupe (RD) were equipped with Beta I G4GR engine and were distributed primarily within the European, Russian, Middle East and parts of Asian General Market.

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.

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 133 pound force-feet (180 N⋅m) The 2.0-liter Hyundai G4GF engine was assembled from 1996 to 2001 at an enterprise in Ulsan.

The motor belonged to the Beta II series therefore had an upgraded design relative to its predecessors.

Four-stroke, four-cylinder petrol with electronic control system of fuel injection and ignition, with in-line arrangement of cylinders and pistons rotating one common crankshaft, with the top arrangement of two camshafts (with the CVVT system).

During 2001-2002, the engine made its debut in models such as the (XD) Elantra and (GK) Tiburon.

For the latest version the following changes were noted: In 2008 the Beta II was modified to produce 143 horsepower (107 kW) and 137 lb⋅ft (186 N⋅m) of torque.