298-245 - S&S Cycle Upgraded Ultima El Bruto Competition Series Evolution Style Big Bore Motorcycle Engine (Chrome & Show Polished Finish, 140 Cubic Inches)

    298-245 - S&S Cycle Upgraded Ultima El Bruto Competition Series Evolution Style Big Bore Motorcycle Engine (Chrome & Show Polished Finish, 140 Cubic Inches)

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    Color: Chrome & Show Polished Finish


    • Complete Ultima El Bruto Competition Series Motor Factory Assembed by Ultima; Upgraded with S&S Cycle Components
    • S&S Cycle Chrome Teardrop Air Cleaner Kit; S&S Cycle Billet Chrome Domed Points Cover (arrives 1-2 weeks after engine)
    • Ultima R1 Polished Performance Carburetor; Ultima Single Fire Ignition
    • Manufacturer's Statement of Origin (mailed 4-6 weeks after engine is delivered)
    • 6 Month Manufacturer's Limited Warranty - Parts Only

    Details: Bore: 4.400" Stroke: 4.625" Piston: Forged Flat Top Compression: 10.8:1 Camshaft: 0.640" lift / 268 Duration Valve Spring: Ultima Chrome Reed Valve Rocker Boxes HO Billet Oil Pump Chrome Tappet Blocks Single-fire Ignition Includes Ultima R-1 Carburetor Compression Release Valves 140 CI Rated Output (Measured at Crankshaft): 165 HP with 170 LB FT Torque. 6 month limited factory warranty on parts only from the date of purchase. Emphasizing longevity, Ultima El Bruto engines combine high quality components with affordable prices giving you the best value available. Our proven combinations deliver more horsepower, and due to our exclusive balancing methods, they are the smoothest engines on the market today. All castings are made from C356 aluminum. Engine components are machined on state of the art CNC equipment for guaranteed dimensional accuracy and repeatability. CASES: Large bore breather for increased crank case vacuum and less blow by. Alignment dowels for true line bore. Counterbored stainless allen head case bolts. Close machining tolerances. Made from prime C356-T6 aluminum that is superior in strength to A356. Styling and cosmetic machining for a custom look. CRANKSHAFT: 1.670" diameter pin that is pressed into the one piece, heat treated, and 4140 steel flywheel. Feature 8.000" long H-Beam rods with 0.927 diameter wrist pins. Balanced using our exclusive methods making these some of the smoothest engines in the industry. CYLINDER: C356-T6 Casting. Cast-in liners will not move. All fins are machined for an excellent cosmetic appearance. CYLINDER HEAD: C356-T6 Casting. Twin Cam Styling. 30% more fin area than Evolution style heads for cooler running. 2.300 stainless Intake Valves. 1.800 stainless Exhaust Valves. CNC ported runners. Manganese Bronze guides. High silicon wire valve spring with titanium retainer.

    Package Dimensions: 28.0 x 25.0 x 21.0 inches

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