Beta Marine’s range of propulsion engines are complemented by a complete range of spares and accessories.

Antisiphon Kit

Complete with air vent, 2 meters of hose and clips. An ‘antisiphon kit’ must be used to stop cooling water entering the engine if the point where the cooling water is injected into the exhaust is less than 15 cms above the waterline (worst case when heeling). The valve should be fitted at least 40 cms above the waterline.

Battery Isolating Switch

100 Amp version shown.

Battery Cables

25mm2 conductor cross sectional area x 1m long. (Generally speaking for smaller engines under 110kW / 150hp, we recommend battery cables of 25mm2 conductor cross sectional area with length up to 1.5m per cable).

Single Lever Control Head

Side mounting, for controlling engine speed and gearbox selection.


Control Cables

3m long – to suit the ‘single lever control head’. These are available in longer lengths – please ask


R&D Flexible Coupling

An R&D flexible disc that is supplied as standard with our ‘Small Engine Range’. The couplings are made from a polyester elastomer which is not affected by salt water, diesel and lubrication fluids.


R&D Clamp Coupling

Suitable for clamping onto your propeller shaft and fitting to the R&D flexible disc. These are available in 25mm and 1” bore.




CentaFlex Type 12 & 16 Couplings

These are good quality flexible couplings with plenty of rubber to absorb axial shock loadings. Standard bore sizes are 25mm.



Water Cooled Exhaust Kit

Comprising of 3m of exhaust hose, skin fitting, and stainless steel clips (gooseneck is not included).




Wet Exhaust Waterlock

Waterlock silencer with stainless steel clips.



Dry Exhaust Silencers

Standard: 68 cms x 12 cms diameter.
‘Hospital’ High Attenuation: 87 cms x 30 cms diameter.


Flexible Fuel Pipe Connections

Required if the engine is flexibly mounted.



Fuel Delivery Kit/Fuel "Leak Off" Kit

Comprising of 5m of copper pipe with end fittings for connection to fuel tank and flexible fuel pipe.



Electric Fuel Lift Pump





Kiesel Fuel Filter/Water Separator





Water Inlet Kit

Comprising of seacock with strainer and 2m of pipe with clips.





Remote Header Tank Kit






Short Shift for PRM Gearboxes

PRM 260, 500 & 750

Our ‘Soft Shift’ solution engages smoothly and silently over a 1.5 second period (about 5 times longer than the standard PRM gearboxes that engage within 0.2 to 0.4 seconds).


Sound Deadening Material

38mm thick including a layer of dense material (5kg/m2 polymeric barrier) and metalized surface finish stopping absorption of oil.

Short Voyage Spares Kit

Small Engine Range

In a plastic toolbox including: 2 x oil filters, fuel and air filter, impeller, ‘O’ rings, V belt, anode and fuse. All components will differ, dependent upon engine model.

Short Voyage Spares Kit

Mid Engine Range

In a plastic toolbox including: 2 x oil filters, fuel and air filter, impellor, ‘O’ rings, V belt, anode and fuse. All components will differ, dependant upon engine model.

Travel Power

Travel power controller and remote panel.


Stern Gear Water Lubrication Kit

Comprising of brass connection, 3m of pipe and stainless steel clips.

Beta Marine PNW… More Than Just Engine Sales

We don't want to just sell you an engine, we support the boating community through a comprehensive array of repowers, education and marine diesel engine services designed to enhance our customers’ experience on the water.

Beta Marine PNW is here to recommend the right size propulsion engine and associated materials needed for your repower and/or help you calculate your generator requirements. If you need assistance with installation, warranty services, repair or service needs, reach out and Contact Us today.

Product Brochures
Beta 14 & Beta 16



Beta Marine's Beta 14 and Beta 16 engines are the perfect propulsion engines to replace your Atomic 4 gas guzzler.

Learn more about our Beta 14 and Beta 16 engines.

Small, Powerful, Quiet, Reliable

Beta Marine, marinized Kubotoa engines, are the perfect engines for the boat owner who likes to manage their own routine engine maintenance.

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