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      12-31-2018, 08:58 AM   #21
CandyRedRC46
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Drives: 2013 328i
Join Date: Feb 2018
Location: Florida

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Quote:
Originally Posted by navardi View Post
So clearances were complete by the engine shop as per the CP piston and rod spec sheet the rings were gapped as per the cp spec for turbo engine, i don't have these specs anymore as engine builder returned the engine and not the piston and rod documentation. OEM plugs for the n20 are already 2 step cold iridium plugs, so no need for anything else, as for semi closed deck dowel pins were inserted into the block using the headgasket as a guide/blueprint.
Ok so I guess you are saying that you originally had an N26 engine and now you are using oem N20 spark plugs which are two steps colder than the N26 plugs?
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