HOBBY SUPPLIES "Australia" is the factory appointed Exclusive Australian Distributor for CMB Motori Italia. 

The full range of CMB Marine Engines, Tuned Pipes, Spare Parts and Accessories are always in stock.

CMB Motori Italia are world leaders in Performance Model Marine Engines and well known for their powerful, strong and reliable engines with high quality Italian craftsmanship. CMB Engines were the most used engines at the 2012 World Championships in Italy and powered all eleven oval class Winners !!!.  Over the past 30 years CMB has won over 100 World Championship Titles and set many World Speed Records.

CMB only manufacture High End Competition Race Engines to enable our customers success at any level of competition. The latest range of performance CMB Engines feature many new technical advances to keep you in the winners circle this season.

Please follow the links on our home page for details and prices on the latest range of CMB Headers and Performance Tuned Pipes

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CMB .21RS Outboard Power Head

   The new .21RS Long Stroke Outboard Power Head features a super strong 13mm crankshaft with large induction port, double bushed conrod, new Crankcase and modified cylinder porting, single plug cylinder head and Red water jacket.  Designed to mount directly on the K&B 3.5 Outboard leg.  (Now with new higher timed crankshaft and Black crankcase)

Transform your .21 O/B into a real powerhouse

CMB .21 VAC - DIRECT Drive  

CMB's CAM Style Drum is "BACK"

More Power, More Torque, More RPM

CMB .21 VAC - GEAR Drive (Reverse Rotation) 

CMB's CAM Style Drum is "BACK"

More Power, More Torque, More RPM

       CMB .45 RS (Racing Special)

   The new .45 RS engine features a new larger and stronger crankshaft with wider webs for greater stability at high RPM plus the crankshaft is now supported by twin ball bearings. Also features larger transfer and boost passages, steel conrod with needle bearing and Zimmerman disk intake with increased section in central area. Also includes a separate bolt on Carburetor with remote needle valve and new Red anodised double water cooling head. "Now with new ultra strong 7.3mm Crank Pin"

       CMB .45 VAC DIRECT Drive    

CMB's CAM Style Drum is "BACK" now with longer stroke and even more power

More Power, More Torque, More RPM

IN STOCK

CMB .67HR (Hydro Racing) 

  Now fitted with a large 12mm Carb. with Low End Needle Valve.   

   The Hydro .67 engine has been designed for circuit racing boats with nitro fuel with longer stroke and smaller bore for high RPM. The latest model features a new crankcase with re-designed boost and transfer ports, new piston/sleeve and larger bore carburetor giving the engine even more rpm and torque. Also includes a steel conrod with needle roller big end bearing, drum valve intake with bronze bushed housing, single plug head, separate bolt on Carburetor and R/C 3rd channel remote main needle valve.

IN STOCK

CMB .80HR (Hydro Racing)

HR '13 model is fitted with a new design Piston/Liner offering more torque and RPM plus a large 12mm Carb. with Low End Needle Valve.

The .80HR engine has been designed for circuit racing boats with nitro fuel. The latest model features a new re-designed crankcase with larger boost and transfer ports and a new design Piston/Liner. Also includes a steel conrod with needle roller big end bearing, large bore drum valve intake with bronze bushed housing, single plug head, separate bolt on Carburetor and R/C 3rd channel remote main needle valve.

IN STOCK

CMB .91 VAC Hydro Engine

CMB's CAM Style Drum is "BACK"

More Power, More Torque, More RPM

IN STOCK

   CMB .91RS EVO Hydro/Offshore 

      All NEW CMB 91RS EVO engine has a new Piston/Liner with 3 exhaust ports and 5 inlet ports, larger OD Liner and Flat top piston. New Crankcase, Crankshaft, Front housing, Gold Water Jacket with 4 bolts and 13mm Carb. with Low End Needle Valve. 

   The new .91RS EVO marine engine features a new crankshaft supported by twin ball bearings for greater stability at higher RPM. Also features a new ABC Liner, modified cylinder porting, 3 exhaust ports and 5 inlet ports, improved transfer and boost ports. Also features double fixed crankshaft with two bearings, steel conrod with needle bearings, thin Zimmerman disk intake with increased section in central area, double water cooling chamber for better cooling, single plug head, separate bolt on Carburetor and R/C 3rd channel remote main needle valve.

IN STOCK

CMB .91RS - Hydro/Offshore 

      Hydro/Offshore model features new ABC Liner and larger 13mm Carb. with Low End Needle Valve. 

   The new .91RS marine engine features a longer stroke and smaller bore compared to the 90 EVO-2000 engine plus the crankshaft is now supported by twin ball bearings for greater stability at higher RPM. Also features a new ABC Liner, modified cylinder porting, wider boost port with reduced angle, improved transfer and boost ports and new Carburetor spray bar for more fuel flow at full throttle. Also features double fixed crankshaft with two bearings, steel conrod with needle bearings, thin Zimmerman disk intake with increased section in central area, double water cooling chamber for better cooling, single plug head, separate bolt on Carburetor and R/C 3rd channel remote main needle valve.

IN STOCK

CMB 1.01RS - Hydro/Offshore 

      Hydro/Offshore model features new ABC Liner and larger 13mm Carb. with Low End Needle Valve.  

   The new 1.01RS-H marine engine features a longer stroke and smaller bore compared to the 90 EVO-2000 engine plus the crankshaft is now supported by twin ball bearings for greater stability at higher RPM. Also features a new ABC Liner, modified cylinder porting, wider boost port with reduced angle, improved transfer and boost ports and new Carburetor spray bar for more fuel flow at full throttle. Also features double fixed crankshaft with two bearings, steel conrod with needle bearings, thin Zimmerman disk intake with increased section in central area, double water cooling chamber for better cooling, single plug head, separate bolt on Carburetor and R/C 3rd channel remote main needle valve.

IN STOCK

"REVERSE ROTATION" CMB 91RS and 1.01RS engines are in stock

      Engine specifications are the same the direct drive versions.  

IN STOCK

CMB 27 Alpha Rear Exhaust Gasoline Engine 

CMB designed the new 27cc gasoline engine from the ground up using the latest in 2 stroke technology and manufacturing processes.

Features a removable Hard Chrome plated Brass Sleeve with light weight Aluminium Piston and Ring, Zimmerman disk valve induction,15mm barrel style carburetor, Separate head button, High volume black anodised water jacket, Magneto ignition system with separate high tension coil, Adjustable angle exhaust header and belt start pulley.

Bore: 32mm x Stroke: 33.5mm

RPM: 20,000+ ,  Weighs 2kg

Engine mounts available to suit 5" engine rails. (Detailed below)

2nd Product Batch just arrived !!!

  For a limited time only purchase a CMB 27 Alpha gasoline engine and receive a CMB 27 Alpha engine mount kit for "FREE" (That's a $95.00 Saving)

IN STOCK

CMB 35RS "Ring" (Spark Ignition Gasoline Engine) 

"Winner of 2006 FSR-V35 World Championship in Norway"  

   The new Ringed 35RS marine engine is the big brother to the 91/101 RS engines. Featuring twin ball bearings for greater stability at high RPM, ringed piston and chromed brass Liner, large transfer and boost ports, Walbro big bore carburetor, steel conrod with needle bearings and Zimmerman disk intake.

Package includes Engine with ignition system and exhaust header. Steel Tuned Pipe and Engine Mounts are available separately.

IN STOCK

CMB 35RS "Ring" (Spark Ignition Gasoline Engine)

("REVERSE" RIGHT HAND ROTATION engines now in stock) 

"Winner of 2006 FSR-V35 World Championship in Norway"  

   The new Ringed 35RS marine engine is the big brother to the 91/101 RS engines. Featuring twin ball bearings for greater stability at high RPM, ringed piston and chromed brass Liner, large transfer and boost ports, Walbro big bore carburetor, steel conrod with needle bearings and Zimmerman disk intake.

Package includes Engine with ignition system and exhaust header. Steel Tuned Pipe and Engine Mounts are available separately.

IN STOCK

CMB Gas Engine Rubber Isolation Mount Kit 

Available to suit CMB 27 Alpha and 35RS gasoline engines with 5" Engine Rails. Kit includes all hardware to mount the engine as shown in picture.