SBA Steamboat Register

	Owner: D. Ayers. (SBA member - Wales Region) Area: Trailable (UK). Website: www.elpenor.co.uk
HULL	Gentleman’s Cruising Launch Built by D. Ayers. Designed by David Ayers. Model: 2 Fit-out 2002/3 by David Ayers. LOA: 22', LWL: 21' 6", Beam: 5' 6", Draft: 2' 2", Displacement: 19cwt. Plywood (8mm) covered with fibreglass and epoxy. Raised foredeck with cabin under. Straight stem, transom stern. Speed 7 ½ mph
ENGINE	Single Uniflow, 3½" x 5". Built 1998-99 by David Ayers. Design: David Ayers, 23. Valve(s): Balanced poppet, Gear: Helical Sleeve, Pumps: Engine driven fp. Steam aux. fp. Both auto control. Hand fp. Kcond.. Frames cut out of ½" plate. Iron cylinder cast by local foundry, aluminium base cast at bottom of garden. Air and feed pumps attached.
BOILER	Bolsover Express. Built 2000 by David Ayers. Fuel: coal, Pressure: 120 psi, Grate: 1.77 sq ft, Heating Area: 27 sq ft, Output: Sufficient. Central drum, 8 in dia, 2 ft high. 6 arms, at bottom and two thirds height. 7 tubes, all of equal length, spiral up drum from each bottom arm to top. Cleaned by steam soot blowers.
PROP	Fabricated, stainless steel., 19" x 27". Shaft: 1¼" SS.
HISTORY	Various modifications to plant in original boat, Rockabill, meant that vessel was overpowered. Elpenor was built to make better use of that engine and boiler.