NEW VIPER 640 TUNING GUIDE RELEASED

Experts Share Fastest Numbers for the Vipers

North Sails Viper 640 experts, led by reigning World Champion Jackson Benvenutti and former World Champion Zeke Horowitz with help from Annapolis NOOD Champion Austin Powers, have been hard at work updating your Viper 640 North Sails Tuning Guide. This guide features key updates to make sure your speed stays consistent with the fastest teams in the world.

What’s New?

You will find a new measurement for a shorter headstay, an update on mast butt placement, and hear about new techniques for using your mast blocks and lower shrouds to control headstay tension. You will also discover updated guides for weather jib sheeting as well as how that relates to the vang and cunningham settings. As always, this guide serves to get everyone in the ballpark for world championship caliber speed. Your North Sails experts are eager to help you dial-in and fine tune so you and your team can be set up for success.

Contact us any time! We look forward to helping you achieve your goals.

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