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5980 ARC Coil Bracket Kit GX390 3HP
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800-521-3560
ARC Racing 6607-GX3 Billet Flywheel for the Honda GX340 / GX390 / 420cc / 460cc engines. 5-3/4" Diameter, Finned Flywheel.
SFI certified Billet Aluminum 3 hp diameter flywheel. The keyway is in the stock position when the flywheel's indexed adjustable timing hub is set to the negative side of the index range. Index marks are in 2° increments which allows up to 14° timing advance from the stock position. The flywheel weighs 3.5 lbs and has a super-strong rare earth neodymium magnet. Minimum coil gap .030" Torque to 65 ft/lbs. Not designed to work with pull starter.