Verify your vehicle's compatibility using the VIN before ordering.This piston and ring set is designed for select GM vehicles with 2.0L turbocharged engines, including GL8 ES, ATS, and XT5 models.The kit includes oversized components with a +0.5mm bore increment, suitable for engine rebuilds and cylinder bore corrections.Features: - Components manufactured to meet defined quality standards - Direct fit for specified vehicle applications - Includes pistons, rings, piston pins, and circlips - Cylinder bore diameter: 86.5 mm - Piston length: 54 mm - Compression height: 32 mm - Piston pin length: 58 mm - Piston pin diameter: 24 mm - Ring dimensions: First ring 86 x 1.20 mm, second ring 86 x 1.50 mm, oil ring 86 x 2.00 mm All parts undergo inspection prior to packaging and shipment.Designed for function in engine restoration and repair applications.