Cummins 6B 5.9L Engine Inframe Overhaul Rebuild Kit, FP Diesel, Piston 3906223

Cummins 5.9L Naturally Aspirated, Non Emission Engine Rebuild Kit
359 Cubic InchBore: 4.02 in / 102 mmStroke: 4.72 in / 119 mm
Fits engines with Piston Marked: 6223
Please note: This engine kit is for use 5.9L engines with the following CPL Numbers only: 596, 691, 714, 791, 802, 845, 960, 999, 1320, 1403, 1433
If your CPL is not listed here and you are looking to order an engine kit, please perform a search on our website by typing "CPL" followed by your actual CPL number. The first result that should appear will be the exact engine kit you require. If you have any questions or need assistance, please let us know.
Applications:Case-IH: 5130 Tractor, 5230 TractorCase: 680K Backhoe, 680L Backhoe, 850D Crawler, 850E Crawler, 855D Crawler, 855E Crawler, W14B Wheel Loader, W14C Wheel Loader
Inframe Kit Includes (6) Piston w/Retainer & Rings, Standard FP-3802060 Piston FP-3906223, C.R. 17.3:1 (6) Piston Pin FP-3934048  (1) Main Bearing Set, Standard FP-4955853 180 Degree Thrust (12) Rod Bearing Half Upper/Lower, Standard FP-3939859  (1) In-Frame Gasket Set FP-3802363S 1984-1990, Std Head Gasket
Overhaul Kit Includes (6) Piston w/Retainer & Rings, Standard FP-3802060 Piston FP-3906223, C.R. 17.3:1 (6) Piston Pin FP-3934048  (1) Main Bearing Set, Standard FP-4955853 180 Degree Thrust (12) Rod Bearing Half Upper/Lower, Standard FP-3939859  (1) Head Gasket Set FP-3802363  (1) Conversion Gasket Set FP-3802376 With Seals
Rebuilder SpecsBore: 4.0165"Stroke: 4.724"Rod Journal: 2.7160-2.7170"Main Journal: 3.2672-3.2682"Main Torque: 37, 45, 66 ft/lbs, +90 degreesRod Torque: 22, 44 ft/lbs, +60 degreesHead Torque: First torque all bolts to 66 ft/lbs, then all bolts to 66 ft/lbs again. For the longest bolts only tighten in sequence 89 ft/lbs and then longest bolts only 89 ft/lbs again. Final stage is to then turn all bolts +90 degrees.Intake Valve Lash: .010" cold (.254 mm)Exhaust Valve Lash: .025" cold (.635 mm)