Barrus Shire 50hp

£7,800.00£8,600.00 Inc VAT

Product Information

Smooth and quiet in operation with unmatched reliability, all Shire engines are built to the highest quality standards laid down by ISO9001-2015. Extensively tested by dynamometers in a state-of-the-art Dyno test facility, the engines are run in and a full delivery inspection is carried out before dispatch to the customer. E P Barrus has a wealth of experience in custom building engines for specific end-uses, including the RNLI, MoD Navy, MoD Army, MoD Special Forces, HM Coastguard and most other professional users. The same exacting standards demanded by these organisations are built into every Shire engine.

Type 4 stroke water cooled diesel
Number of Cylinders 4
Bore x Stroke 88mm x 90mm
Displacement 2190 cc
Max HP (ISO 3046/1) 50hp @ 3000rpm
Peak Torque 108lb ft / 1600rpm
Combustion Direct Injection
Electrical System Starting motor D.C. twin 12V 50 amp & 12V 240 amp alternators
Cooling System Keel or skin tank
Lubrication System Forced lubrication by trochoid pump
Gearbox PRM150 Hydraulic
Reduction Ratio 2:1
Dry Weight (inc gearbox) 280 kg

Features & Options

12 volt electric start Standard Dry exhaust silencer Optional
Twin alternators Standard Dry Exhaust Hospital Silencer Optional
Electric stop Standard Flexible exhaust pipe with heat shield Optional
Heavy duty rails & flexible feet Standard Engine oil extraction pump Standard
Morse type cable fitting on speed & gear control Standard Wet cast iron exhaust manifold Optional
Centaflex flexible drive coupling Optional Deluxe control panel Standard
Low noise air silencer & cleaner Standard Shallow Sump Optional
Calorifier connections Standard 350 hour oil change interval Standard
Automatic belt tensioner for 240 amp alternator Standard 3.5 or 5 kW 230v Alternator Optional


• 4 Cylinder Yanmar Marine Engine
• 50hp @ 3000rpm • Displacement 2190cc
• 350 hour engine oil and filter change period
• 12V 50 amp & 12V 240amp alternator
• Fully dyno tested
• Deluxe control panel with tacho and warning lights

Accessories Included

• Remote coolant header tank
• Stainless steel water injection exhaust elbow
• Electric stop solenoid
• Engine oil sump pump
• Primary and secondary fuel filter set-up
Warranty period is 5 years from the date of commission for  private use and 2 years for commercial use


This UK Limited Warranty provides coverage for five (5) years (or 2000 hours whichever
occurs first) for recreational users and three (3) years (or 2000 hours whichever occurs first)
for commercial users from the date of warranty registration. The warranty is for non-serviceable items. The repair or replacement of parts, or the performance of service under this warranty, does not extend the life of this warranty beyond its original expiry date.


Shire 50 Manual

Shire Brochure