REBUILD:Remove , and tear down inspect, tollerences and , machine block and heads,
replace crankshaft , bearing , and pistons rings ,and seals , cam shaft , and lifters , follers , and valves.
REINSTALL: all new gaskets fluids hoses belt and tune up parts.
REPLACE; remove and replace engine with used ( low mile )
seals and gaskets as needed , timing belt of required . all fluids and filters .