One New Aftermarket Replacement STANDARD Major Engine Overhaul Kit that fits David Brown Tractor model: 990 (Selectamatic Diesel).

Kit Contents:

(4) STD Pistons, Part # PA769 (S/N Before 11052360)
(4) Cylinder Liners, Part # SC200
(4) STD Piston Rings, Part # K261069
(1) STD Main Bearing Set, Part # K928541
(1) STD Thrust Washer Set, Part # VPC4710
(1) STD Connecting Rod Bearing, Part # K207436
(4) Connecting Rod Bushings, Part # K31669
(1) Overhaul Gasket Set (with Seals), Part # 3A210FS

3.939″ Bore.
4 Cylinder, 4 Ring Piston.
449001 Engine.
Contains Semi-finished Liner.