CTS-V V8-6.0L VIN U (2006)
Piston: Specifications
Piston - Piston Diameter - Measured Over Skirt Coating ........................................................................................... 101.611-101.642 mm (4.0-4.001 inch)
Piston - Piston to Bore Clearance - Production ......................................................................................................... -0.022-0.08 mm (-0.0009-0.0012 inch)
Piston - Piston to Bore Clearance - Service Limit with Skirt Coating Worn Off ....................................................... 0.024-0.08 mm (0.00094-0.0031 inch)
