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Westerbeke W-13 marine engine

Westerbeke W-13

1980–198813 HP2-cylinderdiesel
Dieselheat exchanger cooledinboard
Manufacturer PageDocumentation

Two-cylinder diesel. Popular in 24-30ft boats.

Specifications

Power13 HP @ 3,000 RPMCylinders2
Displacement606.3 cc (37.0 ci)Bore x Stroke72 x 72 mm
Fuel TypeDieselAspirationNaturally Aspirated
CoolingHeat exchangerDriveInboard
Weight113 kg (250 lb)Fuel Use2.44 L/hr

Parts for the Westerbeke W-13

8 catalogued parts. Prices are reference figures; each “Find on Amazon” link opens a search for that part — confirm fitment against your engine's serial before ordering.

Cooling System (1)
  • Pressure Cap
    fits: Universal M-50B Universal M-12 Universal M-15 Universal M-18 Universal M-20 Universal M-25
    $10.80
    SearchAmazon →
Fuel System (3)
  • Fuel Hardware Kit
    fits: Westerbeke W13, W21, W33, W27, 38B Four, W13A, W18, W21A, W33A, W27A, 42B Four, 35B Three
    $187.50
    eBay· $60.00 ↗
  • Filter (electric lift pump)
    fits: Westerbeke W13, W21, W27, W33, W52, 12C Two, 38B Four, 63B Four, 63C Four, W13A, W18, W21A
    $32.00
    SearchAmazon →
  • Fuel Filter
    fits: Westerbeke W13, W21, W27, W33, 12C Two, 20B Two, 30B Three, 38B Four, 44A Four, 44B Four,
    $14.40
    SearchAmazon →
Lubrication (1)
  • Oil Filter
    fits: Westerbeke 11A One, W13, W21, W27, 12B Two, 12C Two, 20B Two, 30B Three, 35D Three, 44A Fo
    $16.40
    Buy onAmazon ↗
Belts (1)
  • Alternator Belt Std.
    fits: Westerbeke W13, W13A
    $22.30
    SearchAmazon →
Anodes (1)
  • Zinc
    fits: Universal M-25 XPB, 12C Two, 20B Two, 30B Three, 35D Three, 38B Four, 44A Four, 44B Four,
    $14.60
    SearchAmazon →
Electrical (1)
  • Glowplug
    fits: Westerbeke W13, W21, W27, W33, 38B Four, 44A Four, 44B Four, 63B Four, 63C Four, W13A, W18
    $161.70
    eBay· $26.95 ↗

Part data aggregated from marine-diesel parts catalogues. As an Amazon Associate, SailPages earns from qualifying purchases.