1985 Irwin Mk III

$75,000

Used

Boat in Kittery Point, ME 03905 US

builtBuilt in 1985
Year the boat was built
model

Mk III

Boat model
engine

1 Engine (Perkins)

Engine type and count
length

43 feet

Overall boat length
fuel

Diesel

Fuel type
material

Other

Hull material
Length Overall
43ft
Hull Material
other
Engine 1
Engine Make
Perkins
Engine Model
4-154
Total Power
62hp
Engine Type
inboard
Fuel Type
diesel
Summary
The 1985 Irwin 43 Mark III is a 45.5-foot cutter rigged sloop designed by Ted Irwin. with a shoal-draft fin keel (approx. 5 ft). Known for a spacious layout, it has two cabins, two heads, a ~26,000 lb displacement, and ~105 gals of fuel
Key Specifications


  • LOA (Length Overall): 45.50 ft (13.87 m)
  • LWL (Length Waterline): 35.50 ft (10.82 m)
  • Beam: 13.58 ft (4.14 m)
  • Draft: 4.92 ft (1.50 m)
  • Displacement: 26,000 lb (11,793 kg)
  • Ballast: 7,000 – 8,000 lb (3,175 – 3,629 kg)
  • Fuel Capacity: 105 Gallons (397 L)
  • Water Capacity: 180 Gallons (681 L)
  • Engine: Perkins 4-154

Design & Layout

  • Construction: Fiberglass
  • Rigging: Cutter rigged sloop, spinnaker with chute included.
  • Accommodations: Two private cabins, with the master aft stateroom featuring a queen berth and an adjacent head/shower 

Common Features

  • Performance: Designed as a stable, comfortable cruiser


Vessel Walkthrough

The main salon, starting port side aft and working clockwise. The chart table with electric power panel above and drawers below, with the communications center to right. "L" shaped settee and custom built drop leaf dining table with storage in center pedestal. Boat was modified to have bench with storage under. Two chairs are mounted on the aft deck.


The entire boat was reupholstered around 2000.


Main salon has many storage areas, including 6 louvre door lockers, a liquor cabinet, and storage under and behind cushions. Two large opening hatches and smaller one center forward of mast, all with screens. Two "Hella" two speed 12 volt fans located on forward bulkhead. The companionway from the main salon to aft stateroom has been fitted with custom built hanging locker, large chart table and 2 zones for HVAC.


It has a 5KW Izuzu diesel generator which will supply all the power needs when at anchor, including the HVAC.


Owners Stateroom aft has a queen sized berth, make-up vanity with mirror and stool, hanging locker, 10 drawers, private head with tub shower, two large screened openings, four opening ports and two "Hella" fans.


The Guest stateroom has a queen sized V-berth, hanging locker, 10 drawers, dressing settee, one large screened opening hatch, two opening ports, separate head with private entry and a two speed fan.

Galley

Custom refrigerator,

3 burner propane stove with oven

Water heater

Generators
Generator 1
Make
Izuzu
KW
5
RPM
0
Hours
0
Detail
Izuzu, 5 KW

Price History

DateEventPrice
4/10/26Initial price$75,000

Finance your dream boat!

Use our boat payment calculator to estimate monthly payments for 1985 Irwin Mk III. Enter your down payment, choose a loan term, and adjust the interest rate to see an instant payment estimate — ideal if you're calculating boat payments before you enquire. Wondering how much does a Center Cockpit cost in today's market, or how much does a Irwin cost for similar models? This boat financing calculator helps you compare scenarios in seconds, whether you're considering used boat financing or a new purchase.
Monthly payment
$851.23/mo
$
$
Loan amount$ 75,000
OR
%

Finance your dream boat!

Use our boat payment calculator to estimate monthly payments for 1985 Irwin Mk III. Enter your down payment, choose a loan term, and adjust the interest rate to see an instant payment estimate — ideal if you're calculating boat payments before you enquire. Wondering how much does a Center Cockpit cost in today's market, or how much does a Irwin cost for similar models? This boat financing calculator helps you compare scenarios in seconds, whether you're considering used boat financing or a new purchase.
Monthly payment
$851.23/mo
$
$
Loan amount$ 75,000
OR
%

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83 Windward Lane, Bristol, RI, 02809

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