MAHLE PISTONS 4155MS-112 Performance Series Piston Ring Set

The MAHLE PISTONS 4155MS-112 Performance Series piston ring set is designed for engines with a 4.155-inch bore. This file-fit set uses 1.0 mm top rings, 1.0 mm second rings, and 2.0 mm oil rings for a balanced ring package suited to performance applications.

Constructed from steel with a plasma moly facing, the rings provide a performance-focused design with standard tension. The file-fit configuration allows ring end gaps to be adjusted during engine assembly according to the builder’s requirements.

This kit is intended for 8-cylinder applications and includes the piston rings needed for the specified engine configuration. The MAHLE PISTONS 4155MS-112 set combines precise ring sizing, standard tension, and plasma moly construction in a complete performance-series package.

Features:

• Brand: MAHLE PISTONS
• Part Number: 4155MS-112
• Series: Performance Series
• Bore Size: 4.155 inches
• Ring Configuration: 1.0 mm x 1.0 mm x 2.0 mm
• Fitment Style: File fit
• Tension: Standard tension
• Material: Steel
• Facing: Plasma moly
• Application: 8-cylinder engines
• Product Type: Piston ring set