RD400F 1979 Boyesen Dual Stage Reed Valves Oil Tank Windows

SKU: 93954141755

4.2

USD49.16 USD76.16

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<TX650 1973-1974

It suits model's with a 14MM bore cylinder (Mainly imports have a 14mm cylinder) Please check the cylinder fitted to the bike

These are indistinguishable from the n

these can be identified by the number forged into them

RD400F 1979 Boyesen Dual Stage Reed Valves Oil Tank Windows <TX650 1973-1974Boyesen's patented dual stage design incorporates a specially shaped top reed and a ported bottom reed. The top reed is lightweight and resilient for crisp throttle response at partial throttle or low RPMs. The stiffer, bottom reed is ported to provide maximum flow and horsepower at higher RPMs. The Benefits: Quicker acceleration for that all important holeshot Crisper throttle response for fast corner exits and surer jumps More horsepower throughout