Mesa Balancing Racing Engines sleeved short blocks are all fully blueprinted machined and sleeved in house as seen on FB and IG on our videos using the highest quality parts and components for the given applications . Please call our office for specific pricing on specific components needed to make these higher Hp levels we are experienced in the building tuning and racing these engines and can better guide you in your purchase .(short blocks do not include oil pans and or oil pumps )