
ENDEAVOUR 40
Specifications
Hull
| LOA | 40 ft |
| LWL | 32 ft |
| Beam | 13 ft |
| Draft | 5 ft |
| Displacement | 25,000 lb |
| Ballast | 9,000 lb |
| Hull speed1.34·√LWL | 7.6 kn |
Rig & Sails
| Iforetriangle height | 50.77 ft |
| Jforetriangle base | 15.85 ft |
| Pmainsail luff | 49 ft |
| Emainsail foot | 15.75 ft |
| PYmizzen luff | 26 ft |
| EYmizzen foot | 8.16 ft |
| FLforestay | 15.9 ft |
| Mainsail | 819.1 sq ft |
| Jib (100%) | 402.4 sq ft |
| Spinnaker | 684 sq ft |
Engine
| Perkins | 4-10850 hpSee all 173 parts → |
About the ENDEAVOUR 40
Designed by Bob Johnson and built by Endeavour Yacht Corp. (USA) from 1981–1985, the Endeavour 40 is a robust cruising sloop with 185 hulls produced. Its heavy displacement of 25000.0 lb and 9000.0 lb ballast provide a stable platform, though owners frequently report structural concerns regarding the keel and deck.
- Best for:
- This boat suits experienced coastal cruisers and those seeking a heavy-displacement vessel for protected waters, provided they are prepared for significant structural maintenance.
- Bluewater capability:
- While the high D/L ratio of 340.6 and low capsize ratio of 1.78 suggest inherent offshore stability, the high frequency of keel smile and sump cracking reports raises serious concerns about structural integrity for serious bluewater passage-making.
- Comparables:
- Comparable to other heavy-displacement American cruising yachts from the early 1980s, such as the Cal 40 or O'Day 40, due to similar beam (13.0 ft) and comfort-oriented design.
Performance
Estimated Value
Low ConfidenceAsking price by model year
10 listings · boat years 1981–1985 · median $75,000
Each dot is one listing · hover for details · dashed red line marks the median · obvious data-entry outliers (top & bottom 2.5%) excluded.
Estimated Cost of Ownership
Based on 40ft LOA. Actual costs vary by condition, usage, and local rates.
Featured YouTube Videos
Known Issues & Pre-Purchase Inspection
14 reported issues across 7 systems for the ENDEAVOUR 40, compiled from owner reports in sailing forums and owner-association material.
Unlock the full inspection report
Thinking of buying a ENDEAVOUR 40? This is an in-depth report on the faults this model is known for — so you know exactly what to check when you walk the boat. For the price of a coffee.
- ✓ All 14 specific issues — severity, symptoms & fixes
- ✓ Model-specific pre-purchase inspection checklist
- ✓ Downloadable PDF to take to your surveyor — yours to keep
One-time $2.99 · secure checkout by Stripe · instant access · 30 days online, PDF yours to keep
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Engine Parts & Maintenance
The engines most commonly fitted to this model. “All parts” opens the engine's full catalogue; each part links to a matching listing on or
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Used sails that fit the ENDEAVOUR 40
Checking eBay for sails sized to this boat's rig…

