Garwood speedster. it has been said that the 16 foot gar wood speedster is, pound for pound, the most valuable classic production speed boat in the world.. Here’s a classic styled open fishing boat that lends itself to plywood construction. it features a wide beam, outboard well, stability at rest and can be customized. Learn how to build yourself a boat in your backyard. our complete boat plans collection is available for free and immediate download. it is the largest wood boat.