Engine Piston G4EC-G (23410-26613) — For Hyundai Accent 1.4L / 1.5L
The Hyundai Accent 1.5L G4EC-G (DOHC 16-valve) engine typically utilizes pistons with a concave crown featuring a valve relief; its compression height is 30.5 mm (+1 mm), and the piston pin specifications are 18 × 47.5 mm. The standard bore is typically 75.5 mm, and the piston ring widths are 1.5 mm (top ring), 1.5 mm (second ring), and 3.0 mm (oil ring), respectively.
Description
Piston Assembly Specifications (G4EC):
Engine Model: 1.5L DOHC 16-Valve (G4EC)
Piston Type: Recessed Crown
Compression Height: 30.5 mm
Piston Pin Diameter/Length: 18 mm × 47.5 mm
Piston Ring Width: 1.5 mm (Top Ring) / 1.5 mm (Second Ring) / 3.0 mm (Oil Ring)
Piston Ring Part Number (Reference): RS1778
Oversizes: Available in Standard (STD), +0.20 mm, and +0.40 mm specifications
Overall Length: Approx. 53.7 mm












