# fast motorsports tuning sessions

**URL:** <https://forums.speedlife.net/t/fast-motorsports-tuning-sessions/251540>\
**Category:** Shift518 Off Topic\
**Created:** [April 17, 2010, 5:42pm UTC](https://forums.speedlife.net/t/fast-motorsports-tuning-sessions/251540 "2010-04-17T17:42:06Z")\
**Posts on this page:** 1\
**Showing post:** 14

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**Author:** ![Yetti\_VR](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/yetti_vr/32/6357_2.png) [@Yetti\_VR](https://forums.speedlife.net/u/Yetti_VR)\
**Post date:** [April 18, 2010, 3:28am UTC](https://forums.speedlife.net/t/fast-motorsports-tuning-sessions/251540/14 "2010-04-18T03:28:43Z")

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> [@Oy vey...](https://forums.speedlife.net/t/oy-vey/31072/20):
>
> no. I am fine as far as fuel pump is. A little bigger fuel jet and I need to shorten up the fuel side lines and it should be good to go…fuel pump is on the to do list but isnt needed at the moment for a 100.
> 
> problem is, with bottle pressure at 900psi, the nitrous gets too the plate before the fuel does…to even this flow out, I need to shorten the fuel run by alot and it should be good…right now, the fuel is longer then the nitrous and thats not good…when the nitrous hits, it causes a lean spike but then the fuel catches up…fuel is there, just getting there late.

not trying to be a dick at all but that sounds completely wrong. your fuel pressure should always be there. it sounds like the pump cant keep up or the mapping is wrong.

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