Putting oil quitters into a x20xev block

[turbo-boy]

Rebuilding a let using the early
X20xev block I'm Wanting to put oil squirter into block ,have seen the mod drilling into big end bearing but hav also seen a better job of putting them in the side of the block into the oil journal before it goes to the big end, anyone on here that hav done it shed any light on it and what jets are best to use, will be using z20let oil pump

[cornish]

Have a search on MigWeb they have a guide, or check through the back issues of Total Vauxhall as Chip wrote a good guide for the latter method you mention.