Tier 2 & Tier 3
Code 4825
4 Valves per cylinder
Bore: 4.19 in (106.5)
Pin Diameter: 1.625 in (41mm)
Piston marked: RE507758
Connecting rod: R500335 Fractured
4045HF475
Agricultural: 6430, 6534, 7130,
Construction: 120, 1010D, 1010E, 444H, 444HCL, 450G, 455G, 550G, 550H, 555G, 650G, 810D, 810E, TC444H, 310J, 310SJ, 410J, 710J
Skid Steer: 280, 280 Series II
Inframe Kit Includes:
(4) Cylinder Kits (Piston, Liner, Piston Rings, Piston Pin, Pin Retainers)
(4) Rod Bearing Pairs
(1) Main Bearing Set
(1) Head Gasket Set
(1) Oil Pan Gasket
(8) Rod Bolts
Overhaul Kit Includes:
(4) Cylinder Kits (Piston, Liner, Piston Rings, Piston Pin, Pin Retainers)
(4) Rod Bearing Pairs
(1) Main Bearing Set
(1) Overhaul Gasket Set
(8) Rod Bolts
(1) Fuel System Grommet Set
(1) Rear Crankshaft Seal
(1) Front Crankshaft Seal
(4) Piston Pin Bushings
(6) Balance Shaft Bushings*
*If you are replacing the balance shaft bearings in this kit, you will need to swedge these bushing once installed. This requires a special tool (John Deere Service Guard # JD255-1)
Please note: Cylinder head bolts must be replaced when rebuilding this engine. They are sold separately (see related products below).