SP-65 M&W Cylinder Kit

***NOS RARE*** aftermarket M&W Cylinder Kit (includes 4 sets of pistons, sleeves, rings, pins, and locks for one engine) for C, A, AI, AV, B, BN, Super A, Super AV to ser. 310.300, 130, 140, U2 Power Unit, U-2A Power Unit to ser. 22113. All with crankcase #251069R1. Piston set has M&W "Jet Black" oil impregnated sleeves. ***New Old Stock items are limited in quantity. Please check availability before ordering. In most cases we are unable to backorder discontinued, NOS parts.