Cummins 4BT 4.5L QSB Engine Inframe Overhaul Rebuild Kit, Piston 4089462

Turbocharged, ISB, 4.5L, 8 Valve
Bore: 4.02 in / 102.11 mm
Stroke: 4.88 in / 124 mmCPL Numbers: 8263, 8401, 8402, 8653Inframe Kit Includes
(4) Piston Kits (4089462, or 4089620, or 4089621)
(4) Pistons
(4) Piston Rings
(4) Piston Pin 
(8) Piston Pin Retainers(4) Rod Bearing Pairs
(1) Main Bearing Set
(1) Upper Gasket Set
(1) Oil Pan Gasket Set
Overhaul Kit Includes
(4) Piston Kits (4089462, or 4089620, or 4089621)
(4) Pistons
(4) Piston Rings
(4) Piston Pin
(8) Piston Pin Retainers(4) Rod Bearing Pairs
(1) Main Bearing Set 
(1) Upper Gasket Set
(1) Lower Gasket Set