Westerbeke W33A Marine
Westerbeke Westerbeke W33A · W family — specifications, its industrial/tractor base engine, cross-referenced parts and where to buy them.
🚜 Base engine confirmed
The Westerbeke W33A is a marinized Mitsubishi K4F block (same as W33, lower rating); internals cross to Mitsubishi K4F part numbers. source
33 hp24.3 kW
1491 ccdisplacement
78×78 mmbore × stroke
4-cylcylinders
1984–1988year range (approx)
NAaspiration
Cheaper-part coverage · 4/8
🚜 Base engine ✓🌀 Impeller ✓💧 Raw-water pump🛢️ Oil filter⛽ Fuel filter🌡️ Thermostat ✓➰ Belt⚓ Anode ✓
A ✓ means at least one cheaper channel — aftermarket, the tractor/industrial base engine, or a standard component — exists for this engine in that category.
📚 Manuals & Sources
Specs— none yet
Operator's Manual
Service / Workshop Manual— none yet
Parts Catalog / List— none yet
External links — we host none of these documents.
Westerbeke W33A — Affiliate Parts Search
As an Amazon Associate I earn from qualifying purchases. Other links (eBay, AliExpress) are also affiliate links — they help pay for the site, at no extra cost to you. More
- Category
- Marine
- Engine family
- W
- Year range (approx)
- 1984–1988
- Cylinders
- 4
- Rated output
- 33 hp (24.3 kW)
- Bore × stroke
- 78 × 78 mm
- Displacement
- 1491 cc
- Max rpm
- 3000
- Aspiration
- Naturally aspirated
Related W engines
Westerbeke W108B SixWesterbeke W108C SixWesterbeke W13Westerbeke W13AWesterbeke W18Westerbeke W21Westerbeke W21AWesterbeke W27Westerbeke W27AWesterbeke W33Westerbeke W40AWesterbeke W46Westerbeke W50Westerbeke W52Westerbeke W55A FourWesterbeke W58Westerbeke W60Westerbeke W63B FourWesterbeke W63C FourWesterbeke W71B FourWesterbeke W71C FourWesterbeke W82B FourWesterbeke W90A Four