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J80 tuning guide. Keep in mind that there are currently 3 different manufactures of the J-80. Sail design is continuously developed and our exciting models are vigorously tested in our design programs. J-80 Tuning Guide Worksheet To start with the J-80 has been around for over 20 years.

In the last ten years we have actively been involved in J80 racing in order to develop sails and sail trim. For at sikre det rigtige udgangspunkt for trimning af riggen anbefales det at følge trimguiden fra det sejlloft som har leveret sejlene. The sails come with telltales small O-rings at the head and tack and webbing at the clew for fast gybing.

Here is a guide that should be used to help you focus on what is important and develop tuning to get the most out of our sails. A lot of the tuning Guides and information is developed by sailors for the boat they race. This prebend measurement should be between 35 375.

We have found that the J 80 sails faster upwind under 10 knots with a 12 to 34 of smooth leeward mast sag. Featuring over 150 lofts across the globe innovative products and materials and the North Sails Collection. I first thought of my sail quality but iv been flying a brand new main and Genoa.

This spinnaker includes spectra luff line leech and foot line a bag and ISAF measurement sticker. If your prebend is less then move your mast back to increase prebend. If your prebend is more move your mast butt forward to reduce prebend.

J80 CLASS ASYMMETRICAL To be light and strong UK Sailmakers uses Contender Superkote 60 performance nylon cloth. Once your mast butt is in the correct position scribe a permanent line on the beam that the. Designed using Quantum Sails proprietary software its made for the windwardleeward courses rotating to windward quickly allowing you to sail deeper in lighter wind.