Piston and Rings
Show/hide table
Illustration 1 | g03371042 |
Show/hide table
Specification for 371-0834 Piston | |||
Item | Qty | Part | Specification Description |
Before installation, lubricate grooves for the piston rings in the piston body with clean engine oil. After assembly, lubricate the mating surfaces of piston rings and the liner with clean engine oil. | |||
1 | 1 | 7E-7581 Piston Ring | Install the top piston ring with the side marked "UP" toward top of the piston. Orient the "RED" color stripe face to the right of the piston ring end gaps. |
Clearance between the ends of the top piston ring is |
|||
Width of groove in new piston body assembly for piston ring is |
|||
Thickness is |
|||
2 | 1 | 8N-1234 Ring | Install the intermediate piston ring with the side marked "UP" toward top of the piston. Orient the "GREEN" color stripe face to the right of the piston ring end gaps. |
Clearance between the ends of the intermediate piston ring is |
|||
Width of groove in new piston body assembly for piston ring is |
|||
Thickness is |
|||
3 | 1 | 7W-2221 Ring | The ends of the oil control piston ring should be at a distance of 180 degrees from the ring end gap when the oil control piston ring is assembled. The "WHITE" color stripe of oil ring spring should be visible at oil ring end gap. |
Clearance between the ends of the new oil control piston ring is |
|||
Width of groove in new piston body assembly for piston ring is |
|||
Thickness is |
|||
4 | 2 | 8N-7296 Pin Retainer | Install the pin retainer with the opening towards top of the piston as shown in Illustration 1. |
5 | 1 | 138-8506 Piston Pin | Thoroughly lubricate the piston pin with clean engine oil before the piston pin is inserted into the piston body assembly and the rod assembly. |
Outside diameter is |
|||
Length is |
Caterpillar Information System:
C175-16 Engine for 795F Series AC Off-Highway Trucks Auxiliary Water Pump
C280 Marine Engines Lubrication System Operation
G3500 Engines Turbocharger
C13, C15, and C18 Tier 4 Final Engines Electronic Control (Diesel Exhaust Fluid)
G3500 A3 Engines Exhaust Manifold - Water Cooled
C175-16 Locomotive Engine Pressure Control Valve - Oil Regulator Valve and Oil Bypass Valve
G3500 A3 Engines Exhaust Manifold
G3500 A3 Engines Turbocharger
G3500 Engines Exhaust Manifold - Water Cooled
G3516 Engines Gas Shutoff Valve
Inspecting the Diesel Oxidation Catalyst (DOC) and the Diesel Particulate Filter (DPF) After the NRS Cooler Fails{108F, 108G} Inspecting the Diesel Oxidation Catalyst (DOC) and the Diesel Particulate Filter (DPF) After the NRS Cooler Fails{108F, 108G}
G3500 Engines Turbocharger
C280-16 Generator Set Engine for Nuclear Applications Camshaft Timing
C280-16 Generator Set Engine for Nuclear Applications Engine Speed/Timing Sensor
G3512H and G3516H Generator Set Engines Rocker Shaft and Push Rod - Remove and Install
C280-16 Generator Set Engine for Nuclear Applications Speed Control
G3512H and G3516H Generator Set Engines Crankshaft Front Seal and Wear Sleeve - Remove and Install
G3512H and G3516H Generator Set Engines Crankshaft Rear Seal and Wear Sleeve - Remove and Install
G3512H and G3516H Generator Set Engines Flywheel Housing - Remove and Install
G3512H and G3516H Generator Set Engines Gear Group (Rear) - Remove and Install
C280 Marine Engines Engine Governing - Adjust
G3512H and G3516H Generator Set Engines Crankshaft Main Bearings - Remove and Install
C4.4 and C7.1 Engines Injector Solenoid - Test
C13, C15, and C18 Tier 4 Final Engines Manifold (Diesel Exhaust Fluid)