Sure it expands the O.D. a tad bit. This just helps the seal on the timing cover to actually perform it job better. Now that makes sense. Not to mention that the surface on this sleeve is actually better for the seal.
Title: Sure it expands the O.D. a tad bit. This just helps the seal on the timing cover to actually perform it job better. Now that makes sense. Not to mention that the surface on this sleeve is actually better for the seal.
