Why Cylinder Liner Honing?

Honing is a machining process for finishing internal cylindrical surfaces. In order to reduce engine oil consumption and running-in wear a high percentage contact area of cylinder liner is required. ... Reduction of wear and scuffing tendency may be achieved by altering the geometry of basic honing valleys.

What is honing of cylinder liners?

The benefits of Cylinder Liner Honing. Remove ovality, deformations and scratch marks in the cylinder liner wall. Produce a mesh of various depths in the material for the purpose of allowing the cylinder lube oil to remain in the mesh grooves for better lubrication.

Why is cylinder liner protrusion important?

The main purpose of cylinder liner or sleeve protrusion is to give you the proper amount of "crush" on your cylinder head gasket. This ensures that once torqued, your cylinder head crushes the gasket evenly and to the correct specification.