the original motor in my 91 SI smokes really bad white smoke....i installed new piston rings, head gasket and valve seals and still it smokes...it doesnt smoke on start up but progressively starts to smoke worse and worse as it idles.....cant figure out y....if you know some one with a running motor to direct swap to get my daily running text 4063663905 or pm....i will sell this motor cheap to if someone is interested in it.....