Rigging Dimensions
The four foretriangle measurements sailmakers need to quote a new suit.
I ?
43.00 ft
J ?
11.48 ft
P ?
43.63 ft
E ?
15.00 ft
Sail Area Breakdown
Calculated from rigging dimensions. Use these as your starting point when ordering a new suit.
| Sail | Area (ft²) | Area (m²) |
|---|---|---|
| MainsailP × E ÷ 2 | 327.2 | 30.4 |
| 100% ForetriangleI × J ÷ 2 | 246.8 | 22.9 |
| 150% GenoaTypical light-air headsail | 370.2 | 34.4 |
| Storm Jib~50% of foretriangle, high-cut | 123.4 | 11.5 |
| Symmetric SpinnakerEstimated from I, J | 888.6 | 82.5 |
| Total Working Sail AreaMain + 100% foretriangle | 574.0 | 53.3 |
Foretriangle Diagram
Drawn to scale from published I, J, P, E measurements — B&R · Rob Mazza design
Performance Ratios
How the Hunter 336 carries its sail relative to its displacement.
SA/D Ratio
18.6
Powerful cruiser/racer — quick in light air, reef early in a blow.
Mast Height (above DWL)
56.0 ft
Clears the 65 ft ICW fixed-bridge standard at normal tide.
Ballast Ratio
37%
Typical cruising ballast — balanced stability underway.
Typical Sail Inventory
What Hunter 336 owners usually carry and what's worth buying used vs. new.
Mainsail 327.2 ft²
Dacron cross-cut with 2 reef points is standard. Full-batten is a common upgrade.
Replace new
150% Genoa 370.2 ft²
The workhorse headsail. Most boats have one on a furler by now.
Replace new
110% Working Jib ~272 ft²
Good secondary sail for breezy days — used market is strong.
Buy used
Storm Jib 123.4 ft²
Bright orange recommended. Rarely used, hard to justify new.
Buy used
Asymmetric Spinnaker ~889 ft²
Popular downwind upgrade — easier than symmetric for shorthanded sailing.
Optional
Replacement Cost Estimator
Get a rough price range for a new mainsail and genoa for the Hunter 336 — Dacron, laminate, and cruising performance tiers.