Quote Originally Posted by allmotoronly
just be careful and make sure it hasn't been ran hard a lot. Be extra careful if it is a H22A4. The FRM sleeves only have a thin chromoly layer that if worn off will cause the engine to have a loss of compression and smoke like a diesel.
its not the sleeves that wear... its the rings themselves that do.. i took off my head with 170k on it and still had crosshatches in it..