Horsepower: 18.2 Fuel Type: LPG 2-Cylinder Air Cooled In-line configuration Forged-steel crankshaft with tapered roller main bearings Heavy-duty cast-iron block Forged-stell connecting rods Cast iron cylinders Centrifugal flyweight type governor Aluminum alloy pistons Heat resistant alloy steel exaust valves Solid state ignition. General Engine Specifications: Net Weight Dry: 216 lbs. (97.4 kg) Bore: 3.25 in. (82.6 mm) Stroke: 3.25 in.(82.6 mm) Displacement: 53.9 cu. (883 cc) Cylinders: Two Cooling: Air Cooled Block: Heavy duty cast-iron Pistons: Aluminum alloy Valves: Alloy steel. Curtis Compressor Head Specifications: Model #: E-57 S/N: AS0090077. SPEC'S SUBJECT TO FINAL INSPECTION. CONTACT RUSS WITH ANY QUESTIONS. IF WE HAVE NOT DONE SO, PLEASE LET US KNOW WHAT WE NEED TO DO THAT'LL ENABLE YOU TO PROVIDE. WE'LL DO OUR VERY BEST TO MAKE IT SO! The item "18 Hp Wisconsin LP Engine Curtis E-57 Reciprocating Air Compressor 18 CFM@175psi" is in sale since Thursday, August 24, 2017. This item is in the category "Business & Industrial\Hydraulics, Pneumatics, Pumps & Plumbing\Air Compressors & Blowers\Other Air Compressors". The seller is "rj-equipment" and is located in Cedarburg, Wisconsin. This item can't be shipped, the buyer must pick up the item.