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View Full Version : JDM S14 Dyno Results


Jez
07-04-2012, 10:13 PM
Last week I finally got my S14 Silvia fitted with a daughter board and had it dyno tuned.

So I replaced the stock 370cc injectors with S15 440's. Car has a few other bolt on mods:

Elbow back HKS system with no CAT.
Cone intake.
FMIC.
Trust TVVC MBC set at ~10PSI.

Motor has 60k miles and is running on Shell 91 octane fuel.

I was looking for and requested from the tuner (Autodream in Calgary) a conservative and reliable tune, this is what I ended up with.

http://i48.tinypic.com/ekqhe1.jpg

246 WHP.
220 ft/lb.

Obviously there is room for more boost but the most important thing for me right now is reliabilty.

I'm really pleased, car feels better than before and I'll be interested to see if I can improve my previous best 1/4 mile time of 14.32 now.

silver350z05rb
07-04-2012, 10:22 PM
Oh wow,what a clean graph,congrats,all the.sheets ive seen lately have been swerving and curvy all over the graph,you ll get tired of that HP quick and you ll want 300then350then400,then500.....i think most of the true veterans know what thats all about,i remember when when people were barely hitting 320whp and everyone was amazed at that.

fliprayzin240sx
07-04-2012, 10:59 PM
Its not bad, you can probably squeeze it about 270-275whp if you crank it to 14-15 psi. You'd be maxing out the stock injectors and the stock maf at that point tho.

Jez
07-04-2012, 11:09 PM
Its not bad, you can probably squeeze it about 270-275whp if you crank it to 14-15 psi. You'd be maxing out the stock injectors and the stock maf at that point tho.

I'm running 440's and stock MAF!

I'm sure if I added a few more LB's of boost I could of got 270 WHP but I'm not looking to put my set up at risk. Next year I will be upgrading my turbo and cams, until then I'm happy with these numbers.