Westerbeke 55D Four Marine
Westerbeke Westerbeke 55D Four · 55D-FOUR family — specifications, its industrial/tractor base engine, cross-referenced parts and where to buy them.
The Westerbeke 55D Four is a marinized Isuzu 4LE1 industrial block (85×96 mm / 2.18 L swirl-chamber IDI, CR 21.5:1 — lower 2600 rpm rating of the 55B/55C family); internals cross to Isuzu 4LE1 industrial numbers. source
A ✓ means at least one cheaper channel — aftermarket, the tractor/industrial base engine, or a standard component — exists for this engine in that category.
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- Category
- Marine
- Engine family
- 55D-FOUR
- Cylinders
- 4
- Rated output
- 48 hp (35.3 kW)
- Bore × stroke
- 85 × 96 mm
- Displacement
- 2180 cc
- Max rpm
- 2600
- Aspiration
- Naturally aspirated
Open the full interactive engine page → (specs, cross-references & parts).