BMC 541 Burris Frame Slider Motor Mount Only - International

International Frame Rail Width

Slider Engine Mount Only

Requires Engine Specific Top Adaptor Plate

What is the difference between International and American Rail?
The distance center to center between the two engine rails.
International Measures 3 5/8" and American Measures 3".

Almost all race karts are International whether they are made in the US or not.

BMC541