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Beskrivning av CYLINDER HEAD 21/23-62MM
Cylinder Head 21/23, 62mm for Yamaha X-Max, YZF, WR 125Naraku Racing 4-valve cylinder head with 62mm combustion chamber to satiate your appetite for power Increased flow, reinforced valve springs and larger valves (21 / 23mm) Suitable for Yamaha X-Max, WR, YZF-R 125 and other 125 mopeds with YI-3 engine The carburetor or fuel injection system must be re-tuned (z. B. with Malossi Force Master) The cylinder head is suitable for following big bore cylinders: Naraku NK600.74, Polini 166.0101, Malossi M.3114852 and other cylinders with 62-64mm bore Combustion chamber: 62mm Intake valves: 23mm exhaust valves: 21mm New models have the lambda sensor connection directly on the outlet (this must be closed on older models) Scope of delivery without shafts for roller cam followers
