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alky injection/hp?

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InHock

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Joined
Jan 31, 2009
Messages
401
I maybe in the wrong forum but i have searched thru the board and have not seen this question asked. Does anyone know if alky injection raises the HP on our cars and does it equal race fuel of at least 110 octane? I know it stops knock in the motor but how much if any HP? Thanks
 
Just adding alky will lower your HP. You must increase the boost or timing or both then add alky to increase HP.
 
I maybe in the wrong forum but i have searched thru the board and have not seen this question asked. Does anyone know if alky injection raises the HP on our cars and does it equal race fuel of at least 110 octane? I know it stops knock in the motor but how much if any HP? Thanks

yes it does i would have to say 15hp per pound of boost so if your stock 245hp gn would raise the boost to 25psi then your hp would go to 375 to 390 hp with the right tune and timing. it also cools the air charge which creates more power
 
Thanks Quip6! I knew someone would know. I am going to get this alky system for my GN and get a TT chip as soon as I can. Thanks again!!
 
Thanks Quip6! I knew someone would know. I am going to get this alky system for my GN and get a TT chip as soon as I can. Thanks again!!
make sure your car is in tip top shape before installing alky it can hide problems as well as create them. do a spring cleaning on it if it wasnt. also call julio at http://alkycontrol.com/ he will be glad to help you out.
 
If it's a stock turbo I don't think you can safely run more than 22-23 PSI with alky/racing fuel or at least that's what I've been told. I would personally play it safe and keep it at 20 PSI. Should be able to put down respectable HP/TQ numbers even at that. Probably in the 350 to 375 HP range with enough other bolt-ons. 25 PSI on a stock turbo I've never seen and I would assume it is very risky, however I could be wrong and would love to know for sure.
 
If it's a stock turbo I don't think you can safely run more than 22-23 PSI with alky or that's what I've been told. I would personally play it safe and keep it at 20 PSI. 25 PSI on a stock turbo I've never seen and I would assume it is very risky.

thats untrue the alky will benefit a stocker by cooling the charge and making it more efficient. 25 is very common on it. also the smaller turbos benefit from higher timing
 
thats untrue the alky will benefit a stocker by cooling the charge and making it more efficient. 25 is very common on it. also the smaller turbos benefit from higher timing

Cool, and thanks for the info. No doubt it will cool the charge and make it more efficient. All the lit I've read and received from Turbo Tweak concerning the alky chip recommends 22-23 PSI with a stock turbo and alky. I would like to talk with someone that is safely and efficiently running 25 PSI with a stock turbo and alky. Any recommendations would be much appreciated.
 
I have a stock turbo/intercooler. I'm running 25 lbs of boost right now, no issues at all. My best so far is 12.26@107. I need to work out some other issues with the car (brakes won't hold at the line/no traction). I hope for 11s this year once i fix my problems. See my post of this pass:http://www.turbobuick.com/forums/time-slip-combo-database/266405-new-best.html

Alky kit already paid for itself, by not spending $40 on race gas every time I go to the track.
 
I have a stock turbo/intercooler. I'm running 25 lbs of boost right now, no issues at all. My best so far is 12.26@107. I need to work out some other issues with the car (brakes won't hold at the line/no traction). I hope for 11s this year once i fix my problems. See my post of this pass:http://www.turbobuick.com/forums/time-slip-combo-database/266405-new-best.html

Alky kit already paid for itself, by not spending $40 on race gas every time I go to the track.

Very cool and really nice time. At what boost do you have the spray starting and at what is it maxing. Also are you using 1 or 2 nozzles? Have you had any knock with it? Is this with stock injectors?
 
The alky turns on at whatever the PAC kit was set at stock, 10 lbs I think? I'm running 009 injectors. Single nozzle. I get some very minor knock sometimes, thats just part of tuning, think I found the source of my false knock. Two of my HR motor mount bolts were very loose and ready to fall out.
 
I have a stock turbo/intercooler. I'm running 25 lbs of boost right now, no issues at all. My best so far is 12.26@107. I need to work out some other issues with the car (brakes won't hold at the line/no traction). I hope for 11s this year once i fix my problems. See my post of this pass:http://www.turbobuick.com/forums/time-slip-combo-database/266405-new-best.html

Alky kit already paid for itself, by not spending $40 on race gas every time I go to the track.
yep this guys car flies for stock. hey dom lets get together at the track and get you in the 11's. i just got my heads and intake back. got theheads on just goto put the intake on. i should be mid to high 11's on 17 to 18psi just pump gas. and high tens on 24to 25 psi. lets hope!!!!check out the pictures in the feedback section
 
Great info here. I should probably tweak mine a bit more. My potential setup is this: Stock Engine, Transmission, Turbo, Intercooler, Auxilliary Transmission Cooler, Walbro 340, Billet FP regulator 43 PSI static, K&N 9" cone filter on 3" Solid MAF pipe, Hotwired LT-1 MAF and translator, SMC progressive alky kit with dual 7 mm nozzles in the up-pipe, TT alky chip and flow-matched 60 lb mototron injectors, Eaton Posi, drive shaft loop, airbags, engine tie-down strap, scanmaster, powerlogger, boost & temp gauges, 3" THDP with 2.5" exhaust and dump pipe, 160 T-stat, K&N valve cover breathers, Vacuum Brake Conversion with S-10 rear wheel cylinders, frame/seat braces, Bilstein shocks, new bushings

Is there anything else I should consider adding? Would like to get the most out of it without having to do any internal transmission or engine upgrades.
 
Great info here. I should probably tweak mine a bit more. My potential setup is this: Stock Engine, Transmission, Turbo, Intercooler, Auxilliary Transmission Cooler, Walbro 340, Billet FP regulator 43 PSI static, K&N 9" cone filter on 3" Solid MAF pipe, Hotwired LT-1 MAF and translator, SMC progressive alky kit with dual 7 mm nozzles in the up-pipe, TT alky chip and flow-matched 60 lb mototron injectors, Eaton Posi, drive shaft loop, airbags, engine tie-down strap, scanmaster, powerlogger, boost & temp gauges, 3" THDP with 2.5" exhaust and dump pipe, 160 T-stat, K&N valve cover breathers, Vacuum Brake Conversion with S-10 rear wheel cylinders, frame/seat braces, Bilstein shocks, new bushings

Is there anything else I should consider adding? Would like to get the most out of it without having to do any internal transmission or engine upgrades.
dutt neck on your stock one your car will love it good for 30 hp. i went 11.60 on a ta49 with a duttneck and alky stock motor
 
Not to rain on your parade, but your stock tranny isn't going to last long. Mine went shorlty after adding mucho boost. If your not gaining 25mph from 1/8th to 1/4 there is a chance your trans is on its way out. Mine was, and I picked up half a second with a rebuilt one with a re-stalled stock converter @ 2800 rpm.

Its all about the tune, you gotta spend time in the seat.


Brian, I can't wait till PRP opens. I still need to buy good tires/wheels, and get this thing to launch. This year will be fun!!!!!!
 
The alky turns on at whatever the PAC kit was set at stock, 10 lbs I think?

Mine turns on 7-8 and then into the red at 12-13.

IronCityTurbo6 how much boost did it take to send your OD auto to it's grave? Was the trans already going south to begin with?
 
If it's a stock turbo I don't think you can safely run more than 22-23 PSI with alky/racing fuel or at least that's what I've been told. I would personally play it safe and keep it at 20 PSI. Should be able to put down respectable HP/TQ numbers even at that. Probably in the 350 to 375 HP range with enough other bolt-ons. 25 PSI on a stock turbo I've never seen and I would assume it is very risky, however I could be wrong and would love to know for sure.


Fastest stock turbo car ran 11.37 at 116.5 on 92 octane. Boost was 28 PSI in 1st, 27-26 in 2nd and 23 in top gear.

It was 23 in top gear becuase the turbo was out of air. Outside temps where 44 that day.

Hope this helps those pushing :D
 
I maybe in the wrong forum but i have searched thru the board and have not seen this question asked. Does anyone know if alky injection raises the HP on our cars and does it equal race fuel of at least 110 octane? I know it stops knock in the motor but how much if any HP? Thanks
Its an octane and cooling kit. it doesnt raise HP at the same boost level, it like 110 allows higher boost levels by stopping knock. This higher boost level creates the power. It under certain circumstances can create higher power than 110+ octane due to the cooling.

This assummes you have enough being shot into the motor(pump+nozzle) and tuned for it.
 
Not to rain on your parade, but your stock tranny isn't going to last long. Mine went shorlty after adding mucho boost. If your not gaining 25mph from 1/8th to 1/4 there is a chance your trans is on its way out. Mine was, and I picked up half a second with a rebuilt one with a re-stalled stock converter @ 2800 rpm.

What upgrades did you do to the tranny?

Also anyone know about where the cutoff is as far as HP/boost the stock tranny can handle safely before it needs to be upgraded?
 
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