$54.00
This shape is taken from the world famous Harley XR 750 flat tracker. The exhaust port floor is raised for increased velocity and flow in exacuating spent gasses and allowing for a fuller intake charge. Made of steel. An easy drop in kit – simply align with valve guide and slide into place (more info).
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Raised intake D port floor alum shoes and teflon heat insulating gaskets (2 ea) for increasing flow and performance for 850 RH4, Combat and all 32mm port heads
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Digital Download of Norton Monoshock Racing Chassis plans. One of the fastest Norton roadracers ever built and the last Norton to get on the AMA podium (3rd place BOTT at Willow springs in 1990). Autocad 2000 or later is required to view the drawings. Be sure to hit the “Mono Shock” button under “download” at checkout, then check your “downloads” folder.
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Bottom Aluminum fork sleeves (2) for early models provide hydraulic bump stop to eliminate bottom clunk.
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High strength ARP stainless reduced shank studs and bolts for head and cylinders.
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