Soon to be owner
Hello everyone this is my first time being on here. I will hopefully be purchasing my first 350z this saturday. Done a little bit of research one some smaller upgrades. It will be a daily driver so I don't want to do too much. But was just wondering on opinions on starting with, Crawford headers and cats, Borla cat back, and going to the 4.083 gears, if that would be a nice little start. Thanks
350Z/370Z Tech Moderator
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I just want to thank the regular cast of characters for offering real advice instead of "search, newb"! Heh heh.
But I do sorta disagree with Trav on the gearing. 4.08 = 15% lower gearing which equates to about a .8 second increase to the power band.
People, don't forget about torque multiplication with lower gearing. Acceleration is increased by a fair amount with 4.10s (or thereabouts). Yes, more applicable to HR engine but works with DE as well.
BUT..... the increased wear and higher fuel consumption from steady state cruising may well trump your use of the accelerative gain so one has to weigh which is more important and more used.
But I do sorta disagree with Trav on the gearing. 4.08 = 15% lower gearing which equates to about a .8 second increase to the power band.
People, don't forget about torque multiplication with lower gearing. Acceleration is increased by a fair amount with 4.10s (or thereabouts). Yes, more applicable to HR engine but works with DE as well.
BUT..... the increased wear and higher fuel consumption from steady state cruising may well trump your use of the accelerative gain so one has to weigh which is more important and more used.
350Z/370Z Tech Moderator
MY350Z.COM
MY350Z.COM



Joined: Oct 2014
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From: Northern California
Personally speaking, 3.9, according to my gear charts, is best for both because while the HR has a higher max rev limit, peak horsepower and torque fall off well before max revs and the extra revs, while fun, are relatively unusable from an on-road perspective.
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Just looked up that Gemini and I think that might be what I go with. I like it. Lol thank you. What thread would be best to post about asking about trustworthy shops in my area
350Z/370Z Tech Moderator
MY350Z.COM
MY350Z.COM



Joined: Oct 2014
Posts: 10,315
Likes: 3,378
From: Northern California
You might also look into the various Z clubs down that way and join one close to you. Those folks will have the 4-1-1 on who's good and who's not so good.
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