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RS-X Spread-Port Aluminum Cylinder Head CNC-ported — Bare

£3,485.00

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Special order from USA - ETA to arrive is 8-10 weeks. If you require an express air-freight please contact us for a quote.

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Fully machined, but without valves and valve springs

Seats and guides installed

449cc intake port

161cc exhaust port

70cc combustion chamber

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