Originally Posted by
Rich170
How come it does use lots of oil then? My ST get a hammering pretty much every time it goes out, and it hasn't used a drop of oil in 8k.
The YB was designed as a high revving race engine so the bore tolerances are wider and also the wide temperature ranges of the combustion need more thermal expansion.
The ST is a modern everyday engine built to high tolerances so will use less oil but then that isnt hard when comparing the two...PMSL.
Last edited by ECU Monitor Enthusiast; Sep 2, 2010 at 10:00 PM.