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
512061MNLS | Gasket Set, Out of Frame
Connecting Rod Bearing Set 0.030 | 3.152 Perkins | P85036C
BOLT KIT, HEAD | Perkins 403 SERIES | PT427103
Timing Gear Cover Gasket | Perkins 1200 SERIES | PT406926
Basic Rebuild Kit .50mm | Caterpillar 3034T Engine | BBK3037-25/50
Camshaft | 3.152 Perkins | P31415261
Cam Follower | 3.179D John Deere | TT20073
Bottom Gasket | 3.152 Perkins | PU5LB0012
Connecting Rod Bearing Set 0.020 | 3.152 Perkins | P85036B
Connecting Rod | Cummins 4B / 4BT3.9 / 4BTA3.9 8 Valve Engine | 4943979
Connecting Rod Bolt | 3.179D John Deere | TR80033 



