Impala V8-5.3L (2008)
Piston: Specifications
Piston - Piston Diameter - Measured Over Skirt Coating ........................................................................................ 96.002-96.036 mm (3.7796-3.7809 in)
Piston - Piston to Bore Clearance - Production ............................................................................................. -0.036 to +0.016 mm (-0.0014 to +0.0006 in)
Piston - Piston to Bore Clearance - Service Limit with Skirt Coating Worn Off ................................................................................ 0.071 mm (0.0028 in)