was just surfing the net when i chanced upon this story

http://www.ttnews.com/lmt/Apr06/cj4.asp

http://theoildrop.server101.com/ubb/...;f=22;t=000719

CJ-4 will be the new standard but for ultra.low.sulphur fuel use only (hindi pa bagay sa phils)

CI-4 and CI-4+ is still not widely available and used in the phils. maybe coz luma diesel technology or high sulphur content parin diesel fuel dito