Originally posted by Diablo
Dick Hanson has it exactly right. Pattern could improve if the rules would allow the use of gas motors DH was able to build a sub 11 lb pattern plane with a 40cc gasser. If the rules allowed a slightly bigger wingspan and length, and raised or removed the weight limit, it would lower the cost and open up the options for plane design. A 40cc gasser costs less than the typical pattern motor, is much less expensive to operate, and develops more power. Just say no to glow!
That has been done, its called IMAC.