Beta Marine Accessories

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

Antisiphon Kit

antisyphon_kit1-450x450Complete with air vent, 2 metres 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

battery_isolation_kit-450x450100 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).
Battery Isolation Guideline [PDF]

Single Lever Control Head

accessoriesSide mounting, for controlling engine speed and gearbox selection.

Control Cables

accessories3m long – to suit the ‘single lever control head’. These are available in longer lengths – please ask.

R&D Flexible Coupling

RandD_Flexi_Coupling-450x450An 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

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

Water Cooled Exhaust Kit

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

Wet Exhaust Waterlock

accessoriesWaterlock silencer with stainless steel clips.

Dry Exhaust Silencers

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

Flexible Fuel Pipe Connections

accessoriesRequired if the engine is flexibly mounted.

Fuel Delivery Kit / Fuel ‘Leak Off’ Kit

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

Electric Fuel Lift Pump



Diesel Fuel Filter / Water Separator


Water Inlet Kit

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

Remote Header Tank Kit

Remote Header Tank Kit Guideline [PDF]

Short Shift for PRM Gearboxes

PRM 260, 500 & 750


accessoriesOur ‘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).

Beta Short Shift for PRM Gearbox Guideline [PDF]

Sound Deadening Material

accessories38mm thick including a layer of dense material (5kg/m2 polymeric barrier) and metalised surface finish stopping absorption of oil.

Short Voyage Spares Kit

Small Engine Range

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


accessoriesTravel power controller and remote panel.

Stern Gear Water Lubrication Kit

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