RCU Forums - View Single Post - Larger engine for a Extreme 540 by Goldberg
Old 06-09-2007 | 08:11 PM
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delman
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From: Flower Mound, TX
Default RE: Larger engine for a Extreme 540 by Goldberg

Goldberg produced both the 540 and 330. I have a 330 and have flown two 540's. The 540 flew better with the 60 size when using a 2 stroke.