MAHLE Original pistons are OE quality and have the same great OE features such as compensated ring grooves to assure proper ring loading and oil control, as well as expansion controlled designs for small fitting clearances to reduce engine noise, wear, emissions, and improve oil control. PartNumber : mhl2243497 Description : Engine Piston Set Piston Casting Number : 101V13 Piston Note : Corvette and Police Interceptor (LT1) Piston Skirt Clearance (in) : 0.0012 Compression Distance (in) : 1.559 Piston Head Type : Flat Top Bore Diameter (in) : 4.000 Bore Diameter (mm) : 101.60 Compression Distance (mm) : 39.6 Piston Material : Aluminum Piston Valve Reliefs Quantity : 4 Piston Pin Retention Type : Fixed Piston Pin Hole Location : Offset Piston Pin Diameter (in) : 0.927 Piston Pin Diameter (mm) : 23.55 Measure Skirt Clearance At : 0.500in from the bottom of skirt 1993 Chevrolet Corvette 40th Anniversary Edition V8.-cc Engine Components::Piston Sets - Cast - 8cyl 1990-1996 Chevrolet Corvette Base V8.-cc Engine Components::Piston Sets - Cast - 8cyl 1996 Chevrolet Corvette Collector's Edition V8.-cc Engine Components::Piston Sets - Cast - 8cyl 1996 Chevrolet Corvette Grand Sport V8.-cc Engine Components::Piston Sets - Cast - 8cyl 1995 Chevrolet Corvette Indianapolis 500 Pace Car V8.-cc Engine Components::Piston Sets - Cast - 8cyl