Helms 27 - Sailboat Data & Rig Dimensions
| Rig Dimensions | Imperial | Metric |
|---|---|---|
| I | 35.00 | 10.67 |
| J | 11.25 | 3.43 |
| P | 29.50 | 8.99 |
| E | 10.00 | 3.05 |
| PY | - | - |
| EY | - | - |
| ISP | 35.00 | 10.67 |
| JSP | 11.25 | 3.43 |
| Description | Imperial | Metric |
|---|---|---|
| Forestay Length | 11.3 | 3.4 |
| Sail Areas | Imperial | Metric |
|---|---|---|
| 100% Jib Sail Area | 196.9 | 18.3 |
| Mainsail Area (Cruising) | 159.3 | 14.8 |
| 100% Jib + Main Sail Area | 356.2 | 33.1 |
| Cruising Spinnaker Sail Area (1.7) | 334.7 | 31.2 |
| Dimensions | Imperial | Metric |
|---|---|---|
| LOA | 26.8 | 8.2 |
| LWL | 21.6 | 6.6 |
| Beam | 9.7 | 3.0 |
| Draft | N/A | N/A |
| Displacement | 6200 lbs. | 2812 kgs. |
| Ballast | 2400 lbs. | 1089 kgs. |
| Ratios | Imperial | Metric |
|---|---|---|
| Sail Area / Displac. | 0.06 | 0.01 |
| Ballast / Displac. | 0.39 | 0.39 |
| Displac. / LOA | 231.34 | 342.93 |
| Construction | Information |
|---|---|
| Hull Type | Fin w/spade rudder |
| Rig Type | Masthead Sloop |
| Designer | Stuart Windley |
| Builder | Jack A. Helms Co. (USA) |
| Construction | FG |
| Ballast Type | N/A |
| First Build | 1978 |
| Last Build | 1987 |
| # Built | 600 |