Cummins 4BTA 3.9L Engine Inframe Overhaul Rebuild Kit, Piston 3928673, Absolute

Turbocharged, Aftercooled, Emission
239 Cubic Inch
Bore: 4.02 in / 102 mm
Stroke: 4.72 in / 119 mmPiston Marked: 2571, 2574, 2575, 8673, 8674, 8675CPL Numbers: 1965, 1966, 1967, 2109, 2142, 2144, 2302, 2351, 2359, 2478, 2528, 2623, 2672, 2808, 2857, 2881Asphalt Pavers: PF161 Ingersoll Rand
Case-IH: 8860 Windrower, 8870 Windrower
Skidder: Ranger F65G
Case: 90 XT Skid Loader, 95 XT Skid Loader, 570 LXT Series 2, 580 L Series 2, 590 SL Series 2, 650 G Crawler, 686 G Telescopic Handler, 686 GXR Telescopic Handler, 9010 B Excavator, 9020 B ExcavatorInframe Kit Includes
(4) Piston & Rings
(4) Rod Bearing Pairs (for machine split connecting rod)
(1) Main Bearing Set
(1) Head Gasket Set
(1) Oil Pan Gasket

Overhaul Kit Includes
(4) Piston & Rings
(4) Rod Bearing Pairs (for machine split connecting rod)
(1) Main Bearing Set
(1) Head Gasket Set
(1) Lower Gasket Set 
(1) Front Crankshaft Seal
(1) Rear Crankshaft Seal
(1) Piston Pin BushingRebuilder SpecsBore: 4.0165"Stroke: 4.724"Rod Journal: 2.7160-2.7170"Main Journal: 3.2672-3.2682"Main Torque: 44, 88, 129 ft/lbsRod 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)