HASTINGS CM5521 Claimer Moly Piston Ring Set, 4.000-Inch Bore

The HASTINGS CM5521 Claimer Moly Series piston ring set is designed for engines with a 4.000-inch bore. This drop-in set features a 1/16-inch top ring, 1/16-inch second ring and 1/8-inch oil ring configuration for a precise replacement solution.

Manufactured from iron with a plasma moly facing, these piston rings are built for consistent performance in applications requiring standard ring tension. The configuration supports dependable sealing between the piston and cylinder wall while helping maintain proper engine operation.

This kit is intended for 8-cylinder engines and provides the piston ring components needed for the specified application. The HASTINGS Claimer Moly Series combines established ring construction with a practical drop-in design for engine rebuilding and replacement work.

Verify the 4.000-inch bore, ring thicknesses and 8-cylinder application requirements before installation to ensure this HASTINGS CM5521 set matches the engine configuration.

Features:

• Brand: HASTINGS
• Part Number: CM5521
• Series: Claimer Moly
• Application: Piston ring set for a 4.000-inch bore
• Ring Configuration: 1/16-inch top ring, 1/16-inch second ring and 1/8-inch oil ring
• Design: Drop-in
• Tension: Standard
• Material: Iron
• Facing: Plasma moly
• Engine Configuration: 8-cylinder kit