JOHN  DEERE
ENGINE: 6414T
Turbocharged
BORE:4.1929" 6 Cyl Diesel NOTES: .375" Valve Stem Diameter, 1.625" Piston Pin, 8.580" OAL Liners        
APPLICATION: Crawlers: 655, 655B, 750B, 755A, 755B, 755BH, JD750, JD755; Excavators: 690D, 690DR Thru ESN 299999
Feller Bunchers: 643, 693D; Graders: 670B, 672B, JD670, JD670A, JD672A; Power Units: 6414T;
Log Skidders: 640D, 648D, JD640; Wheel Loaders: 544C, 544D, 544DH, 624E, 624EH, JD544B;
  QTY ITEM # DESCRIPTION                 LETTERED   ITEMS
  INCLUDED   IN   KIT
 
1 954237 In-Frame Kit           I
                   
  1 955237 Out-of-Frame Kit       O    
                   
  1 956237 Major Kit   M        
                   
 
6 151651 Sleeve & Piston Asb (Marked AR66401 or AR96389)   M   O   I
  6 151655 Sleeve & Piston Asb, Optional Hi-Ring (Marked RE48469)            
  6 151652 Piston Assembly (Marked AR66401 or AR96389)            
  6 151656 Piston Assembly, Optional Hi-Ring (Marked RE48469)            
  6 151123 Liner Assembly (8.580" OAL) (1)            
  6 151115 Liner O-Ring Package            
  6 151647 Block Repair Sleeve, Lower Liner Pilot Bore (.930" OAL)            
 
6 151116 Piston Ring Set (1-1/8K 1-3/32 1-3.5MM)            
                   
 
6 251382 STD Rod Bearing   M   O   I
  6 251384 .010 Rod Bearing            
  6 251385 .020 Rod Bearing            
  6 251386 .030 Rod Bearing            
 
1 251271 STD Main Bearing Set   M   O   I
  1 251272 .010 Main Bearing Set            
  1 251273 .020 Main Bearing Set            
  1 251274 .030 Main Bearing Set            
 
1 351184 Head Gasket Set         I I
  1 351336 Head Gasket            
  1 351332 Valve Cover Gasket (Cork) (2)            
  1 351156 Valve Cover Gasket (SEMR) (2)            
  12 351161 Valve Seal (O-Ring)            
  12 351682 Valve Seal, Late Stepped Guide (Positive Type Viton) (3)            
 
1 351712 Full Gasket Set w/Seals            
  1 351713 Overhaul Gasket Set wo/Seals   M   O    
  1 351711 Block Gasket Set            
  1 351661 Timing Cover Gasket            
 
1 351155 Pan Gasket            
  1 351687 Pan Gasket Set (2-Gaskets, 5-O-Rings)         I I
                   
 
1 351128 Front Crank Seal   M   O    
  1 351154 Front Crank Spacer Assembly (3)            
  1 351228 Front Crank Seal Kit (Includes Wear Sleeve)            
  1 351129 Rear Crank Seal Kit   M   O    
 
6 251565 Pin Bushing (Boreable / 1.625" Pin)   M        
  6 251566 Pin Bushing (Honeable / 1.625" Pin)            
 
12 751341 Rod Bolt   M   O   I
  26 751329 Head Bolt, Early (1/2 x 4.250")     "Use w/751327 Washers"            
  1 751348 Head Bolt Kit w/Washers, Mid (20-4.250" 6-4.410")            
  26 751129 Head Bolt, Late (4.410" Flanged Head)            
                 
                   
(1)Liner Shims: .002 - 151637 / .004 - 151638        (2)Special Valve Cover Screw - 751256        (3)Not Included In Gasket Sets Or Kits
JD-414-E 7/16/2006
 
1 959526 Camshaft Kit           C
                   
 
1 959329 Basic Valve Kit (30 Degree In & 45 Degree Ex Valves)       B    
  1 959344 Basic Valve Kit (30 Degree In & Ex Valves)     B      
  1 959129 Valve Train Kit (30 Degree In & 45 Degree Ex Valves)   V        
  1 959144 Valve Train Kit (30 Degree In & Ex Valves) V          
 
1 551559 Camshaft                           "Use w/Screw-In Tach Drive (4)"           C
  1 551112 Cam Thrust Plate            
 
12 551113 Tappet           C
                   
 
6 451221 STD Exhaust Valve (45 Degree) (5)   V   B    
  6 451229 STD Exhaust Valve (30 Degree) (6) V   B      
  6 451223 STD Intake Valve (30 Degree) (7) V V B B    
 
12 401149 Ex/In Service Repair Valve Guide (.564 OD / 2.750" OAL) (8)            
  12 451115 Valve Spring V V B B    
  12 451187 Rotator                    "Will Replace 451411 Spring Retainer" V V        
  12 451198 Valve Wear Cap            
  24 451164 Keeper (Half) V V B B    
 
6 451519 Exhaust Seat, OEM (1.410 x 1.638 x .219 x 45º)            
  6 401186 Exhaust Seat, STD Cutter (1.375 x 1.687 x .219 x 45º)            
  6 451523 Exhaust Seat, OEM (1.383 x 1.638 x .209 x 30º)            
  6 451522 Intake Seat, OEM (1.608 x 1.858 x .209 x 30º)            
 
12 451124 Rocker Arm            
  1 451243 Rocker Arm Shaft            
  2 451165 Rocker Arm Shaft Plug (.464")            
 
1 551137 Cam Gear (48 Teeth)            
  1 551138 Crank Gear (24 Teeth)            
  1 551139 Upper Idler Gear (55 Teeth / 23 Notches) "Bushing - 551142"            
  1 551141 Lower Idler Gear (45 Teeth) "Bushing - 551143 (.750" Wide)"            
  12 551122 Push Rod (2-Ball Tips / 10.63" OAL)            
 
1 651145 New Oil Pump (2.00" Gears)        "May Need 651267 Outlet"            
  1 651149 Oil Pump Kit (2.000" Gears)            
  1 651267 Oil Pump Outlet Tube (Late Compression Fitting Type)            
  1 651271 Oil Cooler: Except Below (3.375" Core Diameter)            
  1 651269 Oil Cooler: Power Unit After ESN 138459 (2.375" Core Dia)            
 
1 751119 Crankshaft, Early (4 Bolt Flange)             
  1 751121 Crankshaft, Late (6 Bolt Flange)             
  6 751347 Connecting Rod (1.625" Pin)            
  1 851188 Fuel Pump (Threaded Ports)            
  2 851174 Thermostat, Except Vertical Mounted (180º Bypass Type)            
  2 851298 Thermostat, Vertical Mounted (180º)            
      (9) Water Pumps (10) Pump Kits (11) Pump Kits wo/Impeller            
(4)Late Screw-In Tach Drive: Shaft Type - 551136 / Gear Type (.541 Gear Length) - 551146 / Gear Type (.711 Gear Length) - 551147
(5).003 - 451513  /  .015 - 451514  /  .030 - 451515            (6).003 - 451537  /  .015 - 451538            (7).003 - 451524  /  .015 - 451525
(8)Spiral ID - 401189 (.502 OD)         (9)6414T Code 2001 - 851345  /  JD640 - 851356  /  JD544B - 851358
(10)6414T Codes 2001, 2023;  670B, 672B, 690D, 690DR, 693D, JD544B, JD640, JD670, JD670A, JD672A - 851332
(11)544C, 544D, 544DH, 624E, 624EH, 640D, 643, 648D;  JD750, JD755 Thru 254437 - 851328
(11)655B, 750B, 755B After ESN 208367;  JD750, JD755 After 254437 (Housing # R60601) - 851359
(11)655, 755A, JD750;  655B, 750B, 755B Thru ESN 208367 (Housing # R72748) - 851361
JD-414-E 7/16/2006