Hi all, we put together rules for the coming race season for all you Vintage Ski owners. If you are thinking about busting out that old Square Nose Super Jet, JS550 or 750SX take a look at what's in store for this coming season.
For all the information check out the web site www.greatlakeswatercross.com

Great Lakes Watercross – 2013 Vintage Classes

Note: ALL Vintage classes are “No-Contact” classes. Please see the
“No-Contact” Racing addendum for details, as all competitors
(regardless of skill level) who enter any of the Vintage classes are
expected to abide by the “No-Contact” standards.

X-2 Stock
Bolt on aftermarket parts are allowed, but the motor must be a
Kawasaki 650 with stock stroke crankshaft and cylinder with stock-type
sleeves (no big bore cylinders).

X-2 Open
Run whatchu brung.

550 Vintage Ski Open
Cylinder and cases must be Kawasaki 550/440/400/300 based. No
“conversion” skis allowed.

650 Vintage Ski Open
Yamaha Super Jet = cylinder and cases must be Yamaha 650 with stock
stroke crankshaft and cylinder with stock-type sleeves (no big bore
cylinders).
Kawasaki 650SX = cylinder and cases must be Kawasaki 650 OR 750 with
stock stroke crankshaft.
Kawasaki JS550 = All “conversion” skis are allowed. If you can fit
the motor in a JS hull, you can race it in this class.

750 Vintage Ski Open
All ’07 and older Super Jets, all Polaris Octanes, all Kawasaki 750s.
785cc limit, run whatchu brung.