M42club.com - Home of the BMW E30/E36 318i/iS
DISCUSSION => Engine management => Topic started by: M1kEC on May 05, 2014, 03:26:00 AM
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So I decided to paint my manifold to match the rocker cover the other day while it was all of I got rid of the throttle body heater plate an all its piping, an the breather pipes as most were split an tapered up by the previous owner of the engine I got 13mm fuel hose acting as breather pipes looks alot tidyer under the manifold
As I reassembled I though I'll change the injectors I've herd bout the 4 hole mustang etc but I had some m52 2.8 pink injectors that are also 4 hole kicking round so I've put them in now I've searched an searched on the bosch site standard injectors. Are rated at
18.25 lbs or 191.8 cc
The m52 ones are rated at
23.8lbs or 231.6 cc
The car idles alot beter an drives stronger too but I'm not sure if it's just an placebo effect cause obviously the breather. Pipes were shot
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For reference the stock ones are 214 cc/minute, or 21#. You will probably run sort of rich with ~24# ones in there. The improved running is most likely from fixing vacuum leaks.
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Yes that what thought I'm gunna clean the original injectors an refit them an see what it's running like may even do a run on dyno with both types of injectors see what the difference is
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that would be awesome if you did a dyno run. Alot of info on here is butt dyno based because of costs :-X so actual numbers are always welcomed and appreciated! Also what other modifications do you have to your car as this will effect results as well.