Welcome to the Rotax Web Site


We do work on Rotex-604 single cam,and also on the Twin cam.
Will re angle and convert to twin inlet port so You can use 38mm carburetor.

Rotax. Qty. Price:
Gas flow Cylinder Head,new guides,cut seats. Each £250.
Gas flow,convert to
37.5/ 32mm,new inlet seats, lead-free exhaust seats. 		plus valves £320
Over size inlet valve 37.5mm Each £28
Over size exhaust valve 32mm. Each <£30
Re angle ports for 38mm,over size inlet 37.5 exhaust 32mm and guides. Each £660
Aluminum bronze valve guide supply,fit,cut seats . Four £54
Open exhausts port from 1.250 dia to 1.500" . Two £30
Twin Plug conversion (Yes extra Two) Per head £90
Inlet Manifold It will take 44mm Mikuni's Each £38
Rotax (Stack) for 44mm Mikuni supply and fit (must have the carbs). Each £40

Rotax Single cam reangeld and twin carbd. Rotax Single cam reangeld and twin carbd. Rotax Single cam Twin plug conversion. Manifold for 44mm Mikunis (need bland in). Mikuni 44 and a vstack 37.5mm and 32mm Inlet/Exhaust




Rotax Single cam reangeld and twin carbd. Rotax Single cam reangeld and twin carbd. Rotax Single cam Twin plug conversion. Manifold for 44mm Mikunis (need bland in). Mikuni 44 and a vstack




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All the prices in this list are correct at the time of publishing, but we reserve the right to alter prices without notice.