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CMB
Marine FSRV Engines
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CMB marine engines are the world leaders in FSRV marine engines and their
engines are used by more racers in circuit racing than any other
worldwide. CMB engines have a reputation for ruggedness and high power
outputs. All CMB marine engines are watercooled with carb and flywheels
where needed. Many CMBengines have needle roller steel conrods including
CMB 45, CMB 90, CMB 100. |
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DESCRIPTION |
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VALVOLA21RS
VALVOLA21RSDM |
RS21PICS |
CMB
21 3.5cc
VALVOLA RS For gear drive. Drum valve engine with 2.9bhp at
35,200rpm. Turbo head and radio needle included. more valvola
details
DAVE MARLES Tuned version of VALVOLA RS21. Modified head,
bigger transfer ports, changed liner, piston. Modified and balanced drum and modified drum housing.
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£265.00
£339.00
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45RSGEAR
45RSDM |
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CMB
45RS 7.5cc MARINE ENGINE for geardrive. . New engine for 2005. Bigger
diameter and width crankshaft webs for better stability at high rpm. New
much stronger crankcase makes the engine look like the 90 EVO2002. Purple
double chambered watercooled head, steel conrod with needle rollers, 4.6
bhp at 31,000 rpm. Geardrive engine has anticlockwise rotation and
carburetor has radio needle included.
DAVE MARLES tuned version. Twin cone plug head, modified watercooling, liner, piston,
disc, inlet tract and balance. High power at high rpm with better power
through the corners. 5.4 bhp at 29,500 rpm. |
£319.00
£419..00 |
RS91
RS91DM |
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CMB90
RS91. New longer stroke 15cc. Steel conrod, needle roller big
end bearing. Double ballrace supported crankshaft with lightweight
zimmerman disc valve, double
watercooling chamber for optimum cooling. Radio needle valve
included. RS91pics
DAVE MARLES tuned version with twin
cone plug head, modified liner/piston, modified induction disc and inlet
tract changed balance. A very high performance 15cc engine.
7.4 bhp at 23,000 rpm.
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£389.00
£479.00
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| RS101 |
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CMB90
RS101. New longer stroke 16.6cc Steel conrod, needle roller big
end bearing. Double ballrace supported crankshaft with lightweight
zimmerman disc valve, double
watercooling chamber for optimum cooling. Radio needle valve
included.
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£389.00
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| TCH45 |
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NEW
DESIGN Twin
cone plug head for CMB 45 . |
£28.00 |
| TCH91 |
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NEW
DESIGN. Twin
cone plug head for CMB 91RS |
£29.00
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| HS2105 |
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0.05mm
(.002" )head shims for 21 engines. 3 shims |
£3.00 |
| HS4505 |
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0.05
(.002") head shims for CMB 45 all versions. 3 shims |
£3.00 |
| HS9005 |
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0.05
(.002") head shims for CMB 90 and 91. 3 shims |
£3.00 |
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