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Old 04-04-2011, 11:55 AM   #231 (permalink)
GZ3
A True Z Fanatic
 
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Quote:
Originally Posted by Push370zzz View Post
I ran my 135 at my track on Friday with stock everything (including engine oil, brake fluid, etc...) except my piggyback tune which adds around 80 hp. I did 25 minutes at a time out there, pushing the car the entire time. The brakes did not fade and the motor stayed at around 280 degrees (340 is limp mode on these cars) the entire time. This was about 15-20 laps each session, maybe 20 minutes between sessions, 4 times. I couldn't honestly lay down 5 continuous hard laps with the Z without some major brake fade or my clutch overheating pretty bad.

I put my setups and lap times here too:

Car / Anticipated Crank HP / Modifications / Best Lap / Top Track Speed:
370z / 332 bhp / R-Comps, HP+ pads / 1:50.7 / 119 mph
370z / ~355 bhp / hotchkis sways, R-Comps, HP+ pads, high flow cats, stillen exhaust / 1:46.5 / 124 mph

135i / 300 bhp (Probably more like 250) / M3 front sway / 1:57.4 / 114 mph
135i / ~370 bhp (Probably more like 320) / JB4 map 5, M3 front sway / 1:53.1 / 122 mph

The above laps by the 1 had some serious heat soak. I also only had access to 91 octane, with 100 octane it can run more boost and the hp goes up to about 400 bhp. The car pulls much harder on the street than the 370 did, which was confirmed by some DynoMaster for Android runs showing sub 10 second 0-100 times, where the Z could do around 12 seconds. Unfortunately, it does need some sort of intake temp cooling to hold the higher HP on the track. No problem on the street when you only do bursts of acceleration, but on the track the intake temps really hurt the FI engine (just power wise). This did not seriously affect the driveability of the car, but it did have a very noticeable loss in power. Luckily, my methanol injection kit will not only dramatically reduce intake temps, but will effectively give 105+ octane gas as well, allowing for much more boost. I hope to find a 370z to race on the track once I get my R-Comps and meth kit installed, it should be a pretty close race if he has the same setup I used to have on my old Zizzle
whats the point of adding the "probably more like" number to your quotes?? Is that so you can seem like its doing more with less??!!? this is so childish you keep sing up you BMW man, i wouldnt take it over a Z for any track event, Ever. I got an oil cooler for 250!!!! My temps never go above 180-190 on waaay longer track events that what you posted, in texas heat. And about the brake pad issue, nissan, spec'd them out wrong, but the Z's brakes have amazing stopping power with a correct pad. The clamp force is there, just a bad spec'd pad that costs even less than my oil cooler...so again quit taking little indirect jabs at the 370Z by contrasting statements like "even my little girlie 135I blah blah blah". If some one called you car girly, they obviosly dont know too much. If you want to preach how much better you car is then a thread on your forum would be best. Most guys on here have allot of track time and experince to know what Z is and is capable and will not agree that your car is better. Hell i can guarentee if you go to track event and ask a wide variety of **enthusiasts** 8x out of 10 will pick Z over yours





The car pulls much harder on the street than the 370 did, which was confirmed by some DynoMaster for Android runs showing sub 10 second 0-100 times, where the Z could do around 12 seconds.

and about this^

thats a straight insult to real track heads
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Last edited by GZ3; 04-04-2011 at 11:58 AM.
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