The part number 11373-30-04 refers to a Chris-Marine diamond honing stone, specifically designed for cylinder liner honing in large marine and industrial engines.

Product Overview

• Type: Diamond honing stone
• Application: Used in the rough honing stage to remove wear edges, scoring, and ovality
• Surface Finish Range: Achieves a roughness average (Ra) of 3–6 
• Compatibility: Fits Chris-Marine honing machines, typically with multi-arm honing heads
• Durability: High endurance due to diamond composition — ideal for large or heavily worn liners
• HS Code: 853810
• Condition: Available new with warranty and express shipping options