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      03-23-2019, 10:05 PM   #219
mattfwalters
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Drives: 06 Z4MC (Sepang/Sepang/insane)
Join Date: May 2014
Location: Vancouver, BC

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Quote:
Originally Posted by F360C View Post
What's a little rip around the block gonna hurt?

Great work Matt!
Quote:
Originally Posted by racerbruce View Post
It sounds bitchin'....
Thanks, both!

So today I installed the whole SuperSprint system. I really, really, really like how it sounds now - still lots of rumble, but a bunch of angry rasp and growl too:



This seems to have sorted out some of the engine's VE challenges while revving, hence the lean pops at the end of the video. Here are a few traces from the datalog of that run:



Note the 18:1 flatlines after the last two throttle stabs

Here's some SuperSprint porn:






It's a good day, but man do I ever need to get this thing on the dyno. My tuner is currently on vacation so I'm thinking I'll probably just drop the oil and pull out the new front supports and get them all welded up properly tomorrow. That'll mean for sure that he gets back tonight and calls me tomorrow with the last open slot until June.
Appreciate 0