Cummins 4B 3.9 Piston (m): 6223
Engine Series: B
Engine Model: 4B 3.9
Engine Desc: (CDC 4.390)
Engine Data: NATURALLY ASPIRATED NON-EMISSION
Engine Info: 4 Cylinder
Engine Dimensions: 239 Cubic Inch
Bore: 4.02 in / 102 mm
Stroke: 4.72 in / 119 mm
Piston (m): 6223
Equipment Models
Cummins CPL’s: 591, 681, 721, 725, 791, 843, 895, 981, 0591, 0681, 0721, 0591, 0721, 0791, 0895, 0725, 1172, 1259, 1312, 1522, 1932, 0791, 0843, 0895, 0981, 0681, 0725, 0843, 0981
CASE-IH: 6000 – Windrower, 6500 – Windrower, 8820 – Windrower, 8830 – Windrower
CASE: 450C – Crawler, 455C – Crawler, 550 – Crawler, 550E – Crawler, 480E – Backhoe, 480E LL – Backhoe, 480F – Backhoe, 480F LL – Backhoe, 580L Series 1 – Backhoe, 580K – Backhoe, 580SE – Backhoe, 580SK – Backhoe, 584E – Forklift, 585E – Forklift, 586E – Forklift, 660 – Trencher, 760 – Trencher, 1840 – Skid Steer Loader, 1845C – Skid Steer Loader
Head Gasket | G4.203 (JF) Perkins | P36812138
1002946 | Gasket Set, Oil Cooler/Lines
Bolt, Cylinder Head | Yanmar 3TNV88 | 129150-01200
Piston Kit, STD | Perkins 404F-E22T/403F-E17T | P115017810
Bolt Con Rod | Caterpillar 3056 | B067-6883
Push Rod | Yanmar 4TNE84 | 129150-14400
Valve Seal Intake | 1103C-33T (DD, DK) Perkins | P2418M519
Nut Con Rod | Caterpillar 3014 | B154-0871
Piston & Ring Kit 0.50 | Cummins 6BT 5.9 / Piston 7163 Engine | 3802132
Connecting Rod Nut | 404D-22TA Perkins | P020109120
Piston & Ring Kit Std | Cummins 6BT 5.9 / Piston 1400 | 3802170
Tappet | Caterpillar 3024 | B154-1249
Camshaft | G4.236 Perkins | P31415381
Fuel Injector | Perkins 1103/04C, DC DJ RE RR XK XN | P2645K016
Thrust Bearing 0.010 | 3.179D John Deere | TAT21132 


