The boat featured is not currently for sale by Boatshed. The boat information and images presented are part of Boatshed’s back catalogue of the 20,000+ boats we have listed in the last 15 years and appear here for general information and guidance purposes about Boatshed and our boat selling systems and services
Humphreys One Off 40 Footer

I want to see full spec & all the high res photos of this boat

Login or Register

Boat REF#

Sold / Unavailable

12.47m (40'11")



Underwater profile


1 x Diesel 36hp, Yanmar 3HM 36F (1989)

Southampton UK


I want to see full spec & all the high res photos of this boat register me now or login

Extra Details

Designer Rob Humphrys
Builder Neville Hutton, Lymington.
Lying Southampton UK
Fuel capacity 109.1 ltr (24.0 G) Total - 1 Tanks
Water capacity 181.8 ltr (40.0 G) Total - 1 Tanks


Engine 1 x Diesel 36hp
Engine make and model Yanmar 3HM 36F (1989)
Engine Hours Not Recorded
Engine Cooled Direct
Steering Tiller
Drive Shaft
Prop(s) 2 bladed folding.
Fuel consumption (approx) 1.0 ltr (0.2 G) /hour At Cruising Speed
Cruising speed (approx) 7 knots
Max speed (approx) 7 knots
Engine spares tick


LOA 12.47m (40'11")
LWL 9.71m (31'10")
Beam 3.80m (12'6")
Draft Min 2.39m (7'10")
Draft Max 2.39m (7'10")
Displacement 6,940kg (15,302.7lbs)
Headroom 1.93m (6'4")
Storage On mooring


Sloop rigged Carbon fibre spars (2013) with stainless steel standing rigging (2013)


Mainsail GP - Slab (2011)
Headsail - Other (unknown year)
Other sails No 1 Light (unknown year)
No 1 Heavy (unknown year)
No 2 (unknown year)
No 3 (unknown year)
Storm jib (unknown year)
Storm trysail (unknown year)
Spinnaker gear tick

2 back stay winches. Carbon Spinnaker pole 2008.
Storm Spinnaker, No 4, Light spinnaker by North, medium reaching spinnaker by North.
New carbon mast and new rigging June 2013.

Electrical Systems

12 volt, 3 batteries charged by: engine, shore power,


Construction Composite
Underwater profile Fin
Finish 2 pack finish

Cold moulded hull with a foam core deck. New fin lead keel designed by Hugh Welbourn, fitted by Hamble Yacht Services.
IRC rating of 1.045 for 2012.


Total # of berths 11
No. of double berths 2
No. of single berths 11
Cabin(s) 3
Handbasin 1
Shower 1
Heads 1 heads (Sea Toilet)
Cooker tick
Sink tick
Icebox tick
Manual water system tick
Pressurised water system tick
Hot water system tick

2 burner gas cooker

Nav Equipment

Compass tick
Speed tick
Log tick
Wind tick
VHF DSC radio tick
GPS tick
Chart plotter tick
Stereo tick
Clock tick
Barometer tick
Navigation lights tick
Computer tick
Echo sounder tick

Intergrated laptop computer with Seatrack Grand Prix race software. B&G 390 + 20/ 20 displays on the mast.

Deck Gear

Sail cover tick
Warps tick
Fenders tick
Boathook tick

2 halyard winches
2 sheet winches
2 anchors
(35lb CQR, & alloy kedge.)
10.00m (32'10") of chain
20.00m (65'7") of warp

Safety Equipment

Liferaft tick
Life jackets tick
Life buoys tick
Searchlight tick
Danbuoy tick
Safety harnesses tick
Horn tick
EPIRB 406MHz tick
Boarding ladder tick
Emergency steering tick

2 bilge pumps (2 manual / 0 Electric)

AIS transponder "B" transmit & Receive. New in 2010. MOB recovery sheet. Heavy weather drogue.

Broker's Comments

Boatshed Hamble.Com are proud to bring "Old Mother Gun" to the market, this famous Rob Humphreys designed one off Bermudian Sloop needs no introductions to the yacht racing community. She was re launched this week 19/07/13 with a new carbon mast and new rigging and is ready to continue winning races and bringing home the silverware.
If you like winning and like owning something unique this is the yacht for you.

These boat details are subject to contract.
Note: Offers on the asking price may be considered.

This Humphreys One Off 40 Footer has been personally photographed and viewed by Peter Delbridge of Boatshed Hamble. Click here for contact details.
The particulars herein are intended to give a fair description of the vessel but are not guaranteed as accurate. They shall not form part of any offer or contract for the sale of the vessel. The prospective purchaser is recommended to independently check the particulars. The vendor is not selling in the course of a business unless otherwise stated. Personal property is excluded from the sale of the vessel unless specifically included in the listing specifications above or in a Purchase Contract. Personal property may be equipment or gear not permanently attached to the vessel including but not limited to: artwork, entertainment equipment, fishing equipment, TV receivers, recreational equipment, kayaks, tools, and personal appliances. Photos that may incidentally depict owners' personal property do not convey that such items are included in the sale of the vessel unless specifically listed herein.

Comments (0)

Please note this comments section is public. Please do not post your personal details here. To enquire about purchasing this boat, please contact the broker directly at Please read our commenting guidelines before posting.

Be the first to leave a comment or ask a question...
You must be logged in to leave a comment. Login Here