Quote:
Originally Posted by TheyCallMeTex
So what's this cetane booster supposed to do? I know this new ulsd was made with newer trucks in mind what with all their emission controls and whatnot, but what's it beef with older diesel engines? Namely the 7.3, cause I'm fixin to get me one!
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cetane booster is used to make the fuel more burnable, it ignites faster the higher the cetane # (to a certain point) somewhere around 55.
if i remember right, its oposite octane booster, which slows the combustion down to prevent knocking on the gassers