Cummins 4BT 3.9 Piston (m): 0187
Engine Series: B
Engine Model: 4BT 3.9
Engine Data: TURBOCHARGED EMISSION
Engine Info: 4 Cyl
Engine Dimensions: 239 Cubic Inch
Bore: 4.02 in / 102 mm
Stroke: 4.72 in / 119 mm
Piston (m): 0187
Equipment Models
Cummins CPL’s: 1963, 2264
Timberjack: 230 – Forwarder
YTO: LRS1016 – Pneumatic Roller
Bolt Con Rod | Mitsubishi S6K | ME012232
GUIDE, VALVE | Perkins V8.540 | P33431505
Connecting Rod Bearing 0.020 | 404A-22/404D-22 Perkins | PU5ME0011B
Rear Seal | Yanmar 3TNE84 | 129795-01780
Connecting Rod Bushing | 1004.40T Perkins | P31134131
Spring Valve | Caterpillar 3034 | B152-9858
Crankshaft | 4TNV84 John Deere | TAM878619
Tappet | 1104D-44T (NL) Perkins | P3142U061
Thrust Bearing 0.030 | 6.414T John Deere | TAT21136
Connecting Rod Bushing | 6068D John Deere | TRE500002
Connecting Rod | 3TNE88 John Deere | TAM875391
Rear Seal | 104-22 Perkins | P050209083
Exhaust Valve Std | 3.179D John Deere | TR79624
Idler Gear | 6.354.2 Perkins | P41115007
COOLER, OIL | Caterpillar C3.3B | B387-9872
Fuel Transfer Pump | 4045T John Deere | TRE68345
Connecting Rod Bearing Std | 6059T John Deere | TRE27348
Top Gasket Set | 1006.60T Perkins | PU5LT1300
Front Crank Collar | Kubota V1702 | K19202-23250
Piston & Ring Kit 0.25 | Yanmar 3TNV88 | 129005-22900
Inframe Rebuild Kit | Caterpillar 3064 | KIF7752/62
Bottom Gasket | 1104D-44 (NK) Perkins | PU5LB1104D
Insert Valve Exhaust | T6.354 Rope Perkins | P33152154
Crankshaft Kit | 1103C (DD, DE, DG, DK) Perkins | P4181V017
Thermostat | 4.212 (LA) Perkins | P2485659
Head Gasket | 4.236 (LD) Perkins | P36812349
Connecting Rod Bushing | 4.248 (LF) Perkins | P31134123 

