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Old 12-27-2017, 02:09 AM   #37 (permalink)
19bonestock88
Master EcoModder
 
Join Date: Jun 2016
Location: KY
Posts: 1,351

IGL - '04 Saturn Ion
Team Saturn
90 day: 56.19 mpg (US)
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Guys, sorry it's been so long, my home situation leaves me without much internet access at all... I've been trying to make headway with my build to be limited by finances... I've got a couple questions though...

I've been working on better intake flow based on the gains I realized from an intake tube on the Malibu I had before(also had L61 engine), and I've got a couple questions...

1. Any gains from a ported TB? I've done a spare one from another L61 car, it's no bigger but has a smoother inlet and smoother size transitions...
2. Sizing of intake tube- would a 4" intake tube help more over a 3"? My thought is that reducing 4" tube to my 58mm TB would generate better velocity, maybe better torque?
3. Water vapor? I've considered filtering PCV gases through a catch can and then a bubbler to generate a small part of water/methanol vapor(washer fluid) to induce into the intake tube, would this help any?
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