40ft GRP Motor Cruiser, Derringer 40, twin Perkins.

Price Details

Location: Heybridge Basin nr.Maldon, Essex
Make: Newsons of Oulton Broad, Lowestoft
Year: 1972
Condition: Good and tidy, undergone recent refurbishment
Category: Power
Class: Power Cruisers


A Derringer 40,a 40ft semi displacement GRP hull, a large open aft cockpit and large wheelhouse/ day cabin, 1972.

Built by Newsons of Oulton Broad, Lowestoft to a John Perryman design primarily designed as an off shore patrol vessel.

One of her best assets is the amount of headroom throughout the accommodation about 6ft 7ins.
Priced to sell “AS IS, WHERE IS”.
She has been set up now and used as static vessel, 240v ring main, solid fuel burner, new domestic LED lighting, hot water, shower (no black tank) a chemical loo. She was built to Lloyds commercial specifications. She has twin Perkins T6354’s 6 cylinder, 150hp turbo diesel engines.
She is not being utilized to her best which is the real reason for this sale. Owners spending just nights on board and not making use of her seagoing potential.
Clean and tidy well presented and all functional. Engines regularly run up…


Nominal Length: 12.19 m
Length Overall: 11.99 m

Beam: 3.96 m
Draft: 0.99 m
Air Draft: 4.88 m
Max Draft: 0.99 m

Air Draft 3.05m


Fuel Tank Capacity: 180: gallons
Water Tank Capacity: 60: gallons
Displacement: 12.00 tonnes
Cruising Speed: 9-12 knots maximum 15hp
Engine Power: 150hp each engine (derated down from 170hp each)
Number of Engines: 2


Berths: 4 one double  forward , an occasional settee berth 1-2 persons and the saloon seating.
Cabins: 2
Heads: 1 with shower , chemical toilet.
Passenger Capacity: 6


Builder: Newsons of Oulton Broad, Lowestoft
Designer: John Perryman
Boat Name: Moonfleet


Hull Material: Heavily laid up fibreglass
Hull Design: Semi Displacement
Hull Speed: 15: knots


Fuel Type: diesel
Engine Description: 2 x Perkins, T6543’s  6 – cylinder
turbo chargered, Freshwater cooled
Morse lever controlled from the helm position. Dashboard of gauges. new fuse panel for all her electrics. Wheel steering.
Inverter has been removed and a 240v domestic ring main has been installed.
Twin shaft drives: 2 x triple bladed 24 x 25″ propellers.
Engines regularly run up…..


GRP hull with wooden decks and superstructure Wheelhouse and superstructure.


Double berth cabin forward, this has been converted from twin berths, centrally located, walk around. full length door to saloon . Deck hatch in the coach rook .
Some of the hull has been insulated.
In the saloon a U shaped galley to port with gas double burner hob, a microwave, integral sink with drainer, under the counter a small fridge.
Heads is a separate compartment with small hand basin H & C water. a shower with teak grating over the tray. A chemical toilet.
Up companionway steps over the engine room into a fair sized wheelhouse.
helm position forward port . chart table starboard. Aft is a futon type of seating which converts to another small double. Big picture windows all round and a full length double door entrance aft out on to the deep open cockpit…A pair of stainless steel davits (manual) inflatable rib and outboard engine.
Generous sized side decks. Repaired in teak down the port side.
Carpeting throughout. New curtaining, waterproof fabrics. New upholstery cushioning in the saloon.
There is a pair of high seats for the helm and the navigator.
A free standing dining table which doubles as a workstation below….


Eberspacher heating system diesel fed, vents throughout the vessel’s accommodation.
Pair of stainless steel davit manual ( & electric)

Bruce Anchor with 30m chain and 75m warp.
Self stowing bow roller
Lofrans electric windlass with decks and wheelhouse controls
Stainless steel push pit pulpit and guard rails
Stainless steel boarding ladder and telescopic bathing ladder
fenders and warps

Navigation Equipment:

Plastimo Offshore 135 compass
Icom VHF radio
Hummingbird echo sounder
Furuno 1940 radar with digital compass
Furuno colour chart plotter
Furuno GP70 GPS navigation system
Autohelm 7000 hydraulic
Navigation lights
clock and barometer
Recreation Facilities: inflatable dinghy and outboard engine.
cockpit cushioning.
Safety Equipment: fire extinguisher
fire blanket
fog horn
Manual Whale pump
4 x automatic bilge pumps