MAXIFORCE CATALOG FOR John Deere ENGINE REPLACEMENT PARTS

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John Deere 6068 6.8T/H Piston (m) RE55512/RE505102


PowerTech
Series
Engine & Equipment Model
6068T/H
6.8T/H

CODE 4810, 4820, 4824

Bore:
4.19 in 106.5 mm

Pin Ø:
1.6250 in (+/- .0002) = 41mm

Con Rod (m): 
R114081 (Machined) (13)
R500335 (Fractured) (13)
Piston (m): 
RE55512
RE505102

Applications

OEM
6.8L
6068HF120
6068HF150
6068HF157
6068HF158
6068HF250
6068HF252
6068HF258
6068HF275
6068SFM50
6068TF157
6068TF158
6068TF220
6068TF250
6068TF252
6068TF258
6068TF275
6068TFM50
6068TFM75
6068TFM76
6068TJ4
6068TJ07
6068TJ12
6068TJ11
6068TJ31
6068TJ14
6068TJ61
6068TJ32
6068HRT72
6068TJ62
6068TT051
6068TYC51
6068TYC50
6068HBM02
6068TL053
6068TP058
6068TRW51
6068TTJ51
6068TTJ50
6068HT056
6068HDW50
6068TBM02
6068HDW56
6068HCQ61
6068HL271
AGRICULTURAL
4700
6605
6615
6715
7210
7405
7410
7510
7610
9410
CONSTRUCTION
200LL
200LC
230LC
270LC
540G
540G III
540GLL
544H
544HLL
TC544H
548G
548G II
548G III
624H
624HLL
TC624H
640G
640G II
640G III
643G
648G
648G II
648G III
670C
670CH
672CH
698G
710D
843G
850G
850J
SDMO Generator
J120U
R130U
J130K
R135
J150U
R165
J165K
R170U
J175U
R200
J200K
R200U
NEUSON
MHT
18002HVT
ROTTNE
SMV
Rapid Forwarder
Engine O/H Kit
TRE66097
(Click for Kit Contents)

TRE66097 [X]

Item N° Quantity Description
TMX506 1 KIT, GROMMET (6)
TR114082 6 BUSHING, CON ROD PT 41 mm
TR114083 12 CAPSCREW, CON ROD, P.T.
TR119874 1 BUSHING, CAMSHAFT
TRE31617 12 SEAL, VALVE STEM LITER ENG
TRE44574 1 SEAL, OIL REAR
TRE501456 1 GASKET, O/H SET P.T.
TRE505515 1 SEAL, CRANKSHAFT FRONT
TRE507850 6 KIT, CYLINDER PT (RE55512)
TRE65165 6 BRG, MAIN STD
TRE65168 1 BRG, MAIN THRUST STD
TRE65908 6 BRG, CON ROD STD
TRE66097A
(Click for Kit Contents)

TRE66097A [X]

Item N° Quantity Description
TMX506 1 KIT, GROMMET (6)
TR114082 6 BUSHING, CON ROD PT 41 mm
TR119874 1 BUSHING, CAMSHAFT
TR501124 12 CAPSCREW, CON ROD, P.T.
TRE31617 12 SEAL, VALVE STEM LITER ENG
TRE44574 1 SEAL, OIL REAR
TRE501456 1 GASKET, O/H SET P.T.
TRE505515 1 SEAL, CRANKSHAFT FRONT
TRE507850 6 KIT, CYLINDER PT (RE55512)
TRE65165 6 BRG, MAIN STD
TRE65168 1 BRG, MAIN THRUST STD
TRE65908 6 BRG, CON ROD STD
(12)
Engine I/F Kit
TIK66097
(Click for Kit Contents)

TIK66097 [X]

Item N° Quantity Description
TR114083 12 CAPSCREW, CON ROD, P.T.
TR97344 1 GASKET, OIL PAN 6 CYL
TRE31617 12 SEAL, VALVE STEM LITER ENG
TRE507850 6 KIT, CYLINDER PT (RE55512)
TRE65165 6 BRG, MAIN STD
TRE65168 1 BRG, MAIN THRUST STD
TRE65908 6 BRG, CON ROD STD
TRE66085 1 GASKET, CYL HEAD SET P.T.
TIK66097A
(Click for Kit Contents)

TIK66097A [X]

Item N° Quantity Description
TR501124 12 CAPSCREW, CON ROD, P.T.
TR97344 1 GASKET, OIL PAN 6 CYL,
TRE31617 12 SEAL, VALVE STEM LITER ENG
TRE507850 6 KIT, CYLINDER PT (RE55512)
TRE65165 6 BRG, MAIN STD
TRE65168 1 BRG, MAIN THRUST STD
TRE65908 6 BRG, CON ROD STD
TRE66085 1 GASKET, CYL HEAD SET P.T.
(12)
Piston-Liner Kit
(RE505112)
Consists of:
b)
(14)
f)
Main Bearing
Std.
0.010
0.020
(8)
Use 6
Thrust Bearing
Std.
0.010
0.020
(8)
Use 1
Con Rod Bearing
Std.
0.010
0.020
(8)
Use 6
1)
Front Seal
(5)
2)
Rear Seal
3)
Ring Gear
(142T)
(129T)
4)
Crankshaft
(3)
(4)
5)
Seal
1)
O/H Gasket Set
(15)
2)
Head Gasket Set
3)
Head Gasket
4)
Oil Pan Gasket
5)
Rocker Cover Gsk
6)
Timing Cover Gsk
1)
Bush, Con Rod
2)
Bolt, Con Rod
x12
(1)
x12
(1)
3)
Bush, Camshaft
4)
Cam Follower
x12
1)
Cyl Hd Cap Screw
x26
(2)
2)
Tensioner, Belt
(7)
(7)
3)
Con Rod
4)
Oil Cooler
(5 Plates)
(7 Plates)
(9 Plates)
1)
Water Pump
(7)
(7)
2)
Water Pump Cov
3)
Water Pump Gsk
4)
Pump, Oil
5)
Water Pump Housing

Valve Section

(Click image to zoom the valve diagram.)

Valve, Intake
Std.
0.015
Valve, Exhaust
Std.
0.015
1)
Insert, Valve In
Std.
O/S
2)
Insert, Valve Ex
Std.
O/S
1)
Seal, Valve
2)
Lock, Valve
1)
Spring, Valve
2)
Rotator, Valve
1)
Thermostat
180° F
(7)
180º F
(7)
180° F
(7)
180° F
(7)
2)
Thermostat Cover
(7)
3)
Water Temp Sensor
(7)
4)
Water Temp Sensor
(7)
5)
Oil Pressure Sensor
(7)
6)
Crankshaft Sensor
(7)
1)
Injector, Pencil
(Non Turbo)
(Turbo)
(6)
2)
KIT, GROMMET
3)
Seal
Glow Plug
1)
(11 V)
2)
x6
(10 V)
3)
Air Heater
(12 V)
1)
Fuel Transfer Pump
(9)
(10)
(11)
2)
Fuel Pump Electric
(7)
3)
Fuel Pump Electric
(7)
4)
Fuel Pump Kit
(7)

(1) Use TR114083 Rod Bolts with Machine Split Connecting Rods, and use TR501124 Rod Bolts with Fractured Split Connecting Rods.

(2) Replace all R78558 Cap Screws with Flanged Head Cap Screw TR85363.

(3) Crankshaft (m) R116076, Straight Nose.

(4) Crankshaft (m) R503470, Tapered Nose.

(5) 1 Piece Unitized Seal and Wearsleeve; Replaces TRE59810, RE538097.

(6) Use with Stanadyne DE10 Injection Pump.

(7) Check application for proper usage.

(8) Proper bearing journal radius must be maintained during the machining of the crankshaft to ensure proper operation.

(9) Line Connections are both threaded.

(10) Line Connections are one hose barb & one threaded.

(11) Line Connections are two hose barbs.

(12) With Con Rod R500335.

(13) Machine split and fractured split connecting rods may both be used in the same engine, but the correct con rod bolts must be used for each connecting rod.

(14) Not to be used with pistons marked RE509540.

(15) Our gasket sets do not include the front and rear crankshaft seals