The four-hour endurance race will feature representatives of dozens of local companies in Formula One cars on a quarter-mile outdoor track.

Spectators may view from outside or the center infield.

Last years volunteer bike build will be expanded to help more than 250 kids through 10 local childrens organizations.

There will be childrens activities, food, merchandise tents and music.

The $600,000 expected to be raised will benefit Cape Cod Healthcares expanded cancer services, Cape Wellness Collaborative, Childrens Coves Teen Task Force, a Heroes in Transition veterans program for couples and families and Wellfleet Bay Wildlife Sanctuarys conservation science school program.

Opening Ceremony 11:40 am, race begins at noon.