Vessel Guide

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Hunter 336

Built 1995–? by Hunter Marine

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About the Hunter 336

Researched from public sources for this model. Any individual boat may have been modified or repowered — confirm before relying on any figure.

Illustration of a Hunter 336
Illustration, not a photo of this model. AI-generated illustration of a typical mid-size cruising sloop.
Built
1995–?
Builder
Hunter Marine
Designer
Rob Mazza
Length
33.5 ft
Waterline
28.58 ft
Beam
11.67 ft
Draft
4.5 ft
Displacement
11,030 lb
Ballast
4,100 lb
Hull / keel
fin keel
Rig
sloop
Propulsion
inboard
Fuel
30 gal
Water
80 gal
Stern thruster
none

B&R rig with aft-swept spreaders and no backstay; large-roach main, vang trim important. Fin with bulb and spade rudder, 4.5 ft (sailboatdata); owners mention a less weatherly keel version and a deeper fin. Two mainsheet layouts: cabintop traveler or short pedestal-mounted traveler. Two interior layouts, one with a separate V-berth. Owners say engine access is good. Sailboatdata lists no last-built year. Hull laminate not stated in sources read.

Known problems for this model

Engines & parts

Yanmar 3GM / 3GM30F parts: good

Factory standard engine — you entered “Yanmar 3GM30F”

Very popular (used 3GM30Fs sell for $3,000+) and supported by a strong parts network. Cylinder head overhauls (valve seals, lapping, injector service) are a common, parts-supported repair.

Parts sources: Mack Boring & Parts (Yanmar distributor), HDI Marine (stainless exhaust elbows), Parts4Engines

Common problems (2)
  • Overheating at cruise rpm cooling
    The 3GM30F has a known overheating tendency linked to its heat exchanger; owners also trace it to coked elbows, worn impellers, scaled heat exchangers or air in the raw water circuit. Some heat exchangers were replaced under warranty.
    forums.sailboatowners.com
  • Mixing elbow corrosion exhaust
    OEM elbows corrode internally and should be inspected or replaced with stainless versions before they let water into the engine.
    practical-sailor.com · facebook.com
Model sources (3)

sailboatdata.com · sailingbreezes.com · forums.sailboatowners.com

Other Hunter models

Researched from public sources. Spotted an error? The sources are listed above — tell us what they got wrong.