Sealed Power E-556KC Engine Piston Ring Set

Sealed Power E-556KC Piston Ring Set

Sealed Power E-556KC is an engine piston ring set built for 85.00 mm bore applications with standard sizing and OE-style groove widths. It uses a steel top ring with chrome face, a grey iron second ring with reverse torsional face design, and a 3-piece flex vent oil ring for controlled sealing and oil management.

Compatible With 1990-1997 Honda Accord, 1992-1996 Honda Prelude, 1995-1997 Honda Odyssey, and 1997 Acura CL applications that call for 1.2 x 1.2 x 2.8 mm ring groove widths. This part number, E-556KC, is also a direct reference point for rebuilders comparing Sealed Power piston ring sets for these engines.

Key Features

• 85.00 mm bore diameter and 85.00 mm outside diameter
• Standard size ring set for non-file-fit applications
• Top ring: steel with chrome face for wear resistance
• Second ring: grey iron with reverse torsional face design
• Oil ring: 3-piece flex vent design for oil control
• Ring groove widths: 1.2 x 1.2 x 2.8 mm
• Fits 4-cylinder engine applications

Product Details

Sealed Power engineers its engine components with modern materials and ISO- and QS-certified manufacturing processes to meet the demands of current engine rebuild standards. The E-556KC piston ring set is specified for 85.00 mm bores and standard ring grooves, making it a practical choice for Honda Accord, Honda Prelude, Honda Odyssey, and Acura CL engine service where correct ring dimensions and sealing characteristics matter. The chrome steel top ring, grey iron second ring, and flex vent oil ring work together to support compression sealing, combustion control, and oil regulation during an engine rebuild.

This part cross-references Global Parts Distributors LLC 556C for the same application.

Common Repair Uses

• Restoring compression loss caused by worn piston rings
• Reducing oil consumption from ring wear or poor sealing
• Addressing blow-by and crankcase pressure issues
• Correcting low cylinder sealing during engine overhaul
• Replacing worn rings during a standard-bore rebuild

Installation Notes

Verify bore diameter, ring groove widths, and piston specifications before assembly. Confirm the engine is a standard-size 85.00 mm application and check ring end gaps during installation. Clean piston ring grooves thoroughly and follow the engine builder’s service procedures for ring orientation, lubrication, and break-in.

Quality Assurance

Sealed Power parts are manufactured using leading-edge materials and certified production processes to support consistent fit and performance in engine rebuild applications.