ZRP 1400HD forged pistons for the four-cylinder Mitsubishi 4G63 engine in Lancer Evolution IV–IX models. They are made from 2618 alloy with low silicon content and high thermal expansion.
Supplier data states a compression ratio of 9.0:1 and piston dimensions of 85.00 mm, 85.25 mm and 85.50 mm. The kit is listed for 4G63/Evo 4–9 applications, with a stated piston length of 150.00 mm.
- Engine: Mitsubishi 2.0L 4G63
- Version: ZRP 1400HD forged pistons
- Material: 2618 alloy with low silicon content
- Listed piston dimensions: 85.00 mm, 85.25 mm and 85.50 mm
- Listed compression ratio: 9.0:1
Suitable for: Mitsubishi Lancer Evo IV (CN9A) / V (CP9A) / VIII (CT9A), Mitsubishi Lancer VI (CJ/CP) / VII (CS/A).

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