Our products

CMB RS21 BETA Gear drive


Spares still available for the 21LS

Turbo plug head button

The latest CMB21 BETA engine which is the upgrade of the 21RSV valvola.

Available to order now. Price may vary depending on the current exchange rate for the Euro

CMB 67 Exhaust header, not water cooled. Available in 10deg. & 18deg. angle.

CMB 21 4 thous. alloy head shim

CMB 91 W/C. Exhaust header 22mm diam. 18deg.

CMB 45 8 thous. alloy shim

NEW UPRATED 2015 V5 ENGINE

CMB 45 V5 Direct Drive The latest version of the Direct Drive engine now has a modified carb to enable better throttling at low speed and makes it very usable throughout its rev band. This engine is the replacement for the Earlier VAC45 hydro.  Designed to be more powerfull with altered timings, stroke and bore. 
Engine has a CNC machined large bore carb and comes with the seperate third channel mixture valve, or can be fitted with the remote mixture valve on the carb.

C.M.B. 67 Hydro Racing

A drum valve rear induction engine now avaiable with a new twin needle carburretor for better throtling at lower revs, than the venturi carb origanally fitted to both the 67 & 80 motors, which did not allow the engine to tick over at slow speeds. The 67 along with its big brother the 80RS feature the longer stroke engine, redesigned crankcase porting & new carb.



We still have spares available for the CMB 67 Evo & GP motors.
Crank rebuilds available on all engines.

C.M.B. 80  Hydro Racing
The big brother to the 67 with a bigger capacity & more torque, enlarged transfer ports. Comes complete with the twin needle carb.

45RS crankcase

NEW
The latest 15cc engine from CMB 91RS Evo delivering loads of power. This engine has a new Crankcase, crankshaft, front housing, 4 bolt water jacket and a much revised Piston/liner set with 5 inlet ports an 3 exhaust ports.

CMB 91 RS M-Line engine 

CMB 45Rs ABC piston/liner set

This unsilenced CMB 45 High Nitro pipe is ideal for fitting your own silencing system

CMB 67-80 standard silenced tuned pipe. An extreemly good pipe for extracting the power from your engine with a wide power band.
Suitable for all 10 - 11cc motors

The CMB 27cc engine.
A completely new 27cc petrol engine which is capable of 22.000rpm. Comes complete with exhaust header & coupling.

CMB 45 piston pin, all 45 engines

This pipe is suitable for use on the 67 and 80 engines. Large nitro  pipe (unsilenced)

CMB 28.5cc petrol engine complete with exhaust system

TO ORDER ONLY

CMB 45 piston pin clips

This pipe gives the engine faster acceleration and allows the engine to rev higher and produce more torque, also has a larger silencing section. One of the best 15cc pipes available.

45Rs 7.3mm conrod

CMB 45RS 7.3mm crankpin

CMB 45RS Direct Drive Crankshaft now fitted with the larger 7.3mm crankpin for extra strength.

CMB 19mm (3/4") Ultra high temperature exhaust coupler

CMB main bearing

CMB 67 header retaining spring

CMB genuine small crankshaft bearing