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Old 04-24-2008, 12:29 PM   #49 (permalink)
SkortchGT
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Join Date: Jan 2002
Location: Lehigh Valley, PA
Drives: 1992 3000GT VR4
Trader Rating: (10)
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Default Re: 13G vs. 13C Turbos

Quote:
Originally Posted by Kibwe Walker View Post
I have no doubt of Jacks times or even 13g potential, I am just looking for my own numbers and 1 dyno would do it for me.

When playing with automatics or whatever trapspeed can be fairly consistent since it removes the human factor/error out of the equation. On the other hand with manuals trapspeed can be effected greatly by the drivers shift method and speed especially with a TC'ed car.

Trap speed is a indicator of your AVG hp over the 1320 but the more time you spend shifting can have a effect on that average. Lift to shift and what not. Also various locations will have a effect on trap speed with the amount of boost being run too in that 17 psi at 4k ft isn't the same as 17 psi at sea level and that will effect trap speed and power. I wish it were that simple but there still are alot of variables.

What I am driving at here though is a simple bolt on setup. I can't find ANY dynos, time slips (ET. or TRAP), that show a 13g car with simple bolt ons making what 13t's and 15g's do even at lower boost levels where they are suppose to be equivalent. Why is that? IDK, maybe because most 13g's out there are bastardized versions without the L turbine.

I just want 1 objective number showing a 4xx AWHP from anywhere on the planet on a stock engine, stock cams, bolt on 13g's, FP, inj's, intake, and exhaust because thats all it takes for 13t's and 15g's to get over 400 to the wheels and thats all it takes to see 116+ traps. Not that I haven't seen traps like that from 13g's but 100% of the time there is some other engine modification (heads, cams, compression), or even nitrous. Have you found any because there have to be some even across the pond where some Euro specs came stock with 13g's.
I'll have that number for ya the next time I get on the dyno.
__________________
1992 3000GT VR4

--Completely rebuilt 5/06-4/07. Everything new. For a list see: http://www.3si.org/forum/showthread.php?t=372579
--First time on dyno: 364AWHP@16psi with a 10.3AFR (now tuned at 11.4-11.6 with timing control, time for another dyno run soon)
--Mods: DR Stage I heads, 3rd gen lifters, TD04L 13Gs, DSM SMICs, PTE 550s, Apexi SAFC, Apexi SITC, Walbro FP, IPO hotwire, Robbeck adapter & AEM FPR, 3SX underhood fuel gauge, 3SX fuel rail loop, DN Y-pipe, HKS SSQ BOV, K&N FIPK, Greddy Profec Spec S, AEM WB02, Autometer C2 boost, egt, oil press & water temp gauges, MSD wires, NGK BCP7ES's, TEIN FLEX coilovers, Maximal performance control arms, solid engine mounts & powdercoating, RPS Streetmax Clutch, RPS Flywheel, NBT Tranny (cryotreated OS, shift forks & rails), updated speedo gear, solid shifter bushings, full 2nd gen brake conversion, 3SX SS brake & clutch lines, Carbotech Panther+ pads in the front & Bob Cats in the rear, 3SX clutch vac delete, EGR delete, vac reduction, Ebay DP, gutted pre cats, Bronze FN01RCs 5Zigen 18x8.5 + 30 offset, Pirelli P-Zeros, engine dress up kit, Bigtyla ground wire kit.
--Daily Driver: 98 Malibu, 4cyl, auto
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