Milodon 30710 Steel, Gold Zinc Plated Stock Replacement Oil Pan for Big Block Chevy Milodon stock replacement oil pans is designed as quality generic replacements for factory stock pans Engineered for increased performance and reliability with improved interior oil control over stock and additional capacity Designed for engines that are not intended for racing and just need a new stock style oil pan Welded and plated in America. There are always cheaper versions but none better! Requires a stock or Milodon pickup oil pump and crushproof oil pan gasket is recommended