To be OFFERED AT AUCTION at RM’s Arizona event, January 19-20, 2012. To view this car and others currently consigned to this auction, please visit the RM website at rmauctions.com/Arizona . Chassis No. 515435 Estimate: $185,000 - $225,000 US Series 51. 48 hp, 525 cu. in. T-head dual-valve six-cylinder engine, three-speed manual gearbox, solid front axle with semi-elliptic leaf springs, live rear axle with three-quarter-elliptic leaf springs, and two-wheel mechanical brakes. Wheelbase: 142 . For the complete description or to view additional photos, click here