Rebore

Cosworth block being rebored (above) Bore sizes range from 2" to 8" dia Liner flanges recut Liner removal & fitting service	Honing after the rebore (above) All cylinders are Honed and then the further process of plateau honing (depending on the piston ring type) after re-boring This operation is critical to ensure the correct bedding in of the piston rings to maximise engine life and give ultimate performance

 

 

 

 

 

 

 

 

Related resources

• When a cylinder becomes oval, out of round or excessively worn it is time for a rebore.
• The process involves removing the piston(s) having the cylinder(s) checked for size, ovality and for being parallel with the use of an  internal micrometer.
• If any of the above criteria is out of manufacturers specification, it is time to get your cylinders rebored and honed by a specialist engineers.