Rebuild kits,in frame kits and complete engine overhaul kit for Detroit Diesel 4-53 are found on this page. The rebuild kits or Inframe kits consist of the complete set of Cylinder kits, head gasket set and oil pan gasket, bearing set for for connecting rod and crankshaft. It also includes rocker cover gasket,and thrust washers.The complete engine overhaul kit will replace the Engine overhaul gasket set for the head and oil pan gaskets. You will never be able to make a mistake when you buy through our site. We guarantee it 100%. You are never alone. We are available for any questions at any step of the way. In fact during the past 4 years there have been more than 5,000 new customers that have found what they needed with us. No other company in our industry can make this claim. All rebuild, in-frame, and overhaul kits for Detroit Diesel 4-53 engines ship from stock within 24hrs. We ship worldwide from our facility to your doorstep.