22 ccs, is it too small?

GoldenMotor.com

Speedy Wilson

New Member
Mar 10, 2009
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Ringgold,GA
I have an echo weed whacker engine im thinking of using. It is 22 cc's. Will it work on a frictiondrive setup? The owners manual says it tachs out at 9000 rpm. What drive roller size will i need for a 20" or a 26" to get about 15 to 20 mph? .duh.