Specifications for Combat Gremlins
The Gremlin is to have a minimum wing span of 44" and a maximum span of 48". Wing construction will be as designed, no addition of Carbon Fiber or Metal to spars or leading edges. Engine is to be a stock plain bearing (buching) .25 engine with stock muffler (such as the OS .25FP). All planes will be inspected by the Contest Director or appointed individuals prior to being flown in this event. The normal wingspan is 48" as designed but the frimming of wingtips to remove crash damage and even out the wing is allowed to 44".
At GCRCC it has been divided into two classes, Regulation and Unlimited. In the Regulation class the Gremlin must follow the above requirements. In the unlimited class anything goes, from clipped wings to huge engines.