Nice set of 8 small block Chevy 406 cu in racing pistons. These pistons have a skirt diameter of 4.125 which means they will fit in a 4.130 block bore. Compression height (CH) is 1.124. For 18 degree Chevy cylinder head with large valves.The item "JE SB Chevy Pistons 18 Degree 406 cu in NASCAR, Dirt Late Model, Modified" is in sale since Thursday, July 8, 2021. This item is in the category "eBay Motors\Parts & Accessories\Performance & Racing Parts\Auto Performance Parts\Engine & Components\Pistons & Piston Rings". The seller is "trippmotorsports" and is located in Jackson, Missouri. This item can be shipped to United States.