This is a A-OK126 Major Engine Overhaul Kit PN: OK126Main Description As Following : A-OK126 Major Engine Overhaul Kit P.N: OK126 David Brown Major Engine Overhaul Kit. 449001 engine. 4 Cyl, 4 Ring Piston. 3.939" Bore. Contains semi-finished liner. Kit Contains:Piston, Cyl. Liner, Piston Rings, Main Bearing Set, Thrust Washer Set, Connecting Rod Bearing, Connecting Rod Bushing, Overhaul Gasket set with seals. Fits Tractor model: 990 (Selectamatic Diesel).4 CYL., 4 RING PISTONBORE: 3.939 "contains semi-finished liner Replaces: IK126 CASE , Crossed From: 925222 , Found in Section & Models : Engine Overhaul Kits > 449001, David Brown TRACTOR: 990 (SELECTAMATIC DIESEL) Associated Items : New Also A-SMC203 And : David Brown Major Engine Overhaul Kit. 449001 engine. 4 Cyl, 4 Ring Piston. 3.939" Bore. Contains
semi-finished liner. Kit Contains:Piston, Cyl. Liner, Piston Rings, Main Bearing Set, Thrust Washer
Set, Connecting Rod Bearing, Connecting Rod Bushing, Overhaul Gasket set with seals. Fits Tractor
model: 990 (Selectamatic Diesel). 4 Cyl., 4 Ring Piston contains semi-finished liner Bore: 3.939"