This short block is designed to be a strong foundation for high horsepower street/ strip engine builds. Your engine may not necessarily come with all components listed, but they are listed as our recommendations of parts to run for optimal performance. Product Features:Magnum Short Block, Roller Block, Keith Black Hypereutectic 9.3:1 Flat Top Pistons with Moly Rings, OE Rods with ARP BoltsProduct might not be available in all states due to local laws.