This is a new aftermarket kit! Complete repair kit, all you need is a good shaft and housing.
The cover diameter is 3-3/4. 25-12070 Washer 04264(This washer is for mechanical seal, removed from this kit). Used on these engines and generators: L844D, L984, M16C, M20CL, M20CR, M20CRW2. M30C, M33C, M33CW, M753K, M753W, M753W2, M773LW2, M773LW3, M843JK. M843NK, M843NW2, M843NW3, M844K, M844LK, M844K2, M844LK2, M844LW2.M844W2, M864K, M864W, M864W3, M984K, M984W, ML984, NL753K, NL753W. NL753W2, NL773LW3, NL843JK, NL843NK, NL843NW2, NL843NW3, NL844K, NL844LK.
Kit weight(Net/Gross weight):470/500g/PC.