Veteran USLMRA Racer Paul Krueger discusses the Factory Experimental or FX Class.   FX mowers have maximum engine displacement of 465cc, and are single cylinder, 4-cycle with extensive internal and external modifications.

Paul is based in Iowa  and leads the Missouri Valley Lawn Mower Racing Association, a USLMRA Affiliated Club, and serves as Vice President of the Iowa Lawn Mower Racing Association.


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