Headwork done, 285CFM is more than any size or form of M/S5X bottom end can fully utilize. These have enormous potential compared to M20.
E30 the biowaste - metamorphosis to M52
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Where's that jig for the S54 oil pump chain tensioner from?Originally posted by priapismMy girl don't know shit, but she bakes a mean cupcake.Originally posted by shamesonUsually it's best not to know how much money you have into your e30Comment
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Eagle! It is at least established brand with some reputation from rally scene in this side of the pond. I did not have the courage to use Maxspeeding in this engine because it will cost arm and leg anyway.
Chinese-American is just a bad joke. I'm assuming that every rod in this planet is done somewhere in China today.Comment
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I made new purchases as I'm not confident with the oil pump shaft upgrade. I first purchased uprated shaft kit that had instructions to glue the shaft with epoxy to the pump rotor (in addition to press fit). I don't understand what epoxy does there.
So I did some clicks in eBay again and I should get a new version of this topic.

Last edited by hasa; 08-31-2025, 03:26 AM.Comment
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89 E30 325is Lachs Silber - currently M20B31, M20B33 in the works, stroked to the hilt...
new build thread http://www.r3vlimited.com/board/showthread.php?t=317505
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I'm struggling with correct vocabulary!
Also bought one flywheel candidate, but not sure what is my clutch/gearbox combination. I'd like to invest to proper 5/6 speed H-pattern dogbox, but reluctant to go forward with the investment. Only alternative is to put GS6-37BZ I already have, but it is quite slow to shift. And requires probably different flywheel.
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Last edited by digger; 04-21-2026, 01:14 PM.89 E30 325is Lachs Silber - currently M20B31, M20B33 in the works, stroked to the hilt...
new build thread http://www.r3vlimited.com/board/showthread.php?t=317505

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