Complete Engine Overhaul Kit for the 148 Engine used prior to 1960. Would include the 300 300B 400B. 3 3/8″ Bore, includes Sleeves, Pistons, Pins, Rings, Rod Brgs. Main Brgs. Sleeve “O” Rings, Full Engine Gasket set, Front & Rear Crank Seals. Contact us with Bearing Size. If you need less than a Complete Kit, or have any questions, please contact us. Picture for display purposes only.