Quick guide on identifying Wisconsin engines

Want to identify an air cooled four cylinder Wisconsin Engine? Even if the Wisconsin factory support is drying up, we can help!

VE, VF, VHThese 30 horse power engines have 5/16¼
Head bolts. (use a 1/2 socket)
VGThis 37 horsepower engine has 3/8¼ head bolts. (Use a 9/16¼ socket)
V461, V465These are overhead valve engines, not flatheads.

Please call us with any questions or if you need a workshop manual for one of these Wisconsin engines. We have these manuals in stock ready to ship for a nominal price (they come free with our engine overhaul parts kits and we will deduct the price paid for a manual from the purchase price of a kit).

Thank you.