Well folks, I recently took a 1600 block apart and I THINK I have found out why the engine was not moving as freely as I wished. Please advise if you think that I can remedy this problem with the solution pictured. Thanks and Merry Christmas everyone! http://s5.photobucket.com/albums/y165/mgcarma/1600%20motor/?action=view¤t=DSCN2525.jpg Cheers Kevin