MAXIFORCE CATALOG FOR John Deere ENGINE REPLACEMENT PARTS


300
Series
Engine & Equipment Model
6.303
From ESN 158,976

O'rings on Block

Bore:
3.86 in 98 mm

Pin Ø:
1.1878 in (+/- .0001) = 30mm

Block (m): 
R53260
R55035
R55351
R72970
R79280
T32346
Con Rod (m): 
T20007
R81410
Piston (m): 
T23481

Applications

AGRICULTURAL
3420
CONSTRUCTION
540
544
1)
Engine O/H Kit
TOK6591
(Содержимое комплекта)

TOK6591 [X]

Item N°QuantityDescription
AR679421SEAL, CRANKSHAFT FRONT
AR715916KIT, CYL 3.152/4.202/6.303
AT211391BRG, MAIN THRUST STD
MX5061KIT, GROMMET(6)
R7419412CAPSCREW, CON ROD 300 SERIES
RE273486BRG, CON ROD STD
RE273526BRG, MAIN STD
RE385681GASKET, O/H SET 6303
RE445741SEAL, OIL REAR
T234716BUSHING, CON ROD
2)
Engine I/F Kit
TIK6591
(Содержимое комплекта)

TIK6591 [X]

Item N°QuantityDescription
AR715916KIT, CYL 3.152/4.202/6.303
AT211391BRG, MAIN THRUST STD
R7419412CAPSCREW, CON ROD 300 SERIES
R973441GASKET, OIL PAN 6 CYL,
RE273486BRG, CON ROD STD
RE273526BRG, MAIN STD
RE385711GASKET, CYL HEAD SET 6303
Piston-Liner Kit
Consists of:
Piston-Liner Kit
Consists of:
Main Bearing
0.010
0.020
0.030
Use 6
Thrust Bearing
0.010
0.020
0.030
Use 1
Con Rod Bearing
0.010
0.020
0.030
Use 6
1)
Front Seal
2)
Rear Seal
3)
Crankshaft
4)
Crankshaft, Gear
5)
Ring Gear
(142T)
1)
O/H Gasket Set
2)
Head Gasket Set
3)
Head Gasket
4)
Oil Pan Gasket
5)
Rocker Cover Gsk
1)
Bush, Con Rod
2)
Bolt, Con Rod
x12
(2)
3)
Camshaft
4)
Con Rod
1)
Pump, Oil
2)
Oil Cooler
3)
Rocker Arm
4)
Rocker Shaft
5)
Pump, Oil Tube
6)
Oil Pump O'Ring
1)
Lower Gear
2)
Lower Bushing
3)
Upper Gear
4)
Upper Bushing
5)
Cam. Follower
6)
Cam. Gear

Valve Section

(Click image to zoom the valve diagram.)

Valve, Intake
Std.
0.003
0.015
Valve, Exhaust
Std.
0.003
0.015
1)
Insert, Valve In
Std.
2)
Insert, Valve Ex
Std.
1)
Cap, Valve
2)
Lock, Valve
1)
Spring, Valve
2)
Rotator, Valve
3)
O'ring Valve
Thermostats
180° F
(*)
195ºF
(*)
1)
Fuel Transfer Pump
2)
Fuel Pump Gasket
Water Pump Repair Kit
Without Impeller
With Impeller
1)
Seal, Injector
2)
Injector, Pencil
3)
Kit, Grommet
4)
Cap
5)
Washer
6)
Tube Nut

(*) Verify JD parts manual.

(1) Do not use with flywheel housing (m) T20300,T22991.

(2) Use TR74194 with C.Rod (m) T20007; use TR80033 with C.Rod (m) R81410.

(3) Threaded Type.