



Brand: NARAKU — Manufacturer Ref: NK600.75
4-valve cylinder head designed for 125 YI-3 engines, with a combustion chamber of 62 mm. This NARAKU part features a performance-oriented architecture: enlarged valve seats (intake 23 mm / exhaust 21 mm), reinforced valve springs, and optimised gas passage to improve intake and exhaust flow. Ideal for big bore setups or overbore cylinders.
Suitable for Trail/Adventure, Enduro, Roadster, Urban, Sport/Racing, and Supermoto universes, this cylinder head is aimed at riders looking to optimise engine breathing during a big bore installation or preparation. Examples of compatible models: FANTIC XMF 125 Performance (2024), BETA RR 125 LC CBS Motard (2023), MH RANGER 125 LC (2018).