Piston fits KIA RIO Mk3, Mk4 1.25 2011 on G4LA Engine Nural. Engine Code: G4LA. Type Piston. Recess Depth 1 3 mm. Valve pocket depth 1 2.82 mm. Valve pocket depth 2 2.67 mm. KIA RIO IV (YB, SC, FB) 1.25 LPG Hatchback Petrol/Liquified Petroleum Gas (LPG) 05/2019 on FWD 16 82 60.