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-   -   Is the FMU Bad for all cars (https://www.homemadeturbo.com/forced-induction-7/fmu-bad-all-cars-43194/)

woo-sleeper 07-22-2005 10:13 AM

Is the FMU Bad for all cars
 
i keep hearin ppl say nt to use a FMU , is this cz the product isnt good or wat ??
is it not good for hondas ?
i got a daewoo lanos 1.5 SOHC 8V stock internals 9.5:1 cmp/r, my setup : custom mani, 240cc injectors, stock fuel pump, 34-47psi fuel rail, Perfect Power Smt6 Piggy back Ecu, T25 turbo and internal 10psi 10psi wastegate, Starion intercooler, Blitz SS b.o.v, 8.5mm Msd wires, JDM earth ground kit, bosch +4 platinum plugs, Hallman Es Mbc, Greddy turbo timer, boost gauge, a/f gauge oil psi gauge.

now wat i need to know is wat is need to complete this set up to run 10psi ,would i need a FMU ?
im lookin in the range of 150-170 hp if possible

thanx again

ghettoturbo 07-22-2005 10:51 AM

Re: Is the FMU Bad for all cars
 
isnt the smt6 meant to run with larger injectors?

woo-sleeper 07-22-2005 12:39 PM

Re: Is the FMU Bad for all cars
 
im using it to run the 240cc inj but stock fuel pump of the 1.5 engine and stock fuel rail and reg

usin the smt6 i can just make the injectors throw in more fuel but to a limit

any advise wether to get the fmu or a adj reg ??

bitchasscracker 07-22-2005 04:33 PM

Re: Is the FMU Bad for all cars
 
dude it is not worth blowing your motor to find out ???

HMTguy 07-22-2005 04:51 PM

Re: Is the FMU Bad for all cars
 
You have too many valves for a turbo to handle

Reddy 07-22-2005 05:43 PM

Re: Is the FMU Bad for all cars
 
Read the FAQ in engine management. An FMU is reccomended for less than 6psi. Anything over that is dangerous and if you want to be safe you should upgrade

woo-sleeper 07-22-2005 08:33 PM

Re: Is the FMU Bad for all cars
 

Originally Posted by Whitey
Read the FAQ in engine management. An FMU is reccomended for less than 6psi. Anything over that is dangerous and if you want to be safe you should upgrade

ok so wat should i go for then a adju reg, or change the fuel pump

woo-sleeper 07-22-2005 08:36 PM

Re: Is the FMU Bad for all cars
 

Originally Posted by jagojon3
You have too many valves for a turbo to handle

bro my ride is 1,5 SOHC 8valves its a 4cyl
how can i have too many valves ???

ghettoturbo 07-22-2005 09:55 PM

Re: Is the FMU Bad for all cars
 
i really thought youcould use the smt6 with bigger injectors, look into that

woo-sleeper 07-22-2005 10:34 PM

Re: Is the FMU Bad for all cars
 

Originally Posted by ghettoturbo
i really thought youcould use the smt6 with bigger injectors, look into that


i have bigger inj they are 240cc the stocks were 150cc

Ravage70 07-23-2005 12:07 AM

Re: Is the FMU Bad for all cars
 
for 160whp u might be able to pull it off with 240s

woo-sleeper 07-24-2005 09:29 PM

Re: Is the FMU Bad for all cars
 
so i would need then FMU or not ?? should i just stay w the stock fuel pump and 240cc inj or wat ?>?

bitchasscracker 07-24-2005 10:22 PM

Re: Is the FMU Bad for all cars
 
bosch plugs ------- suck



get ngk's the plug of champions

chinoy 07-25-2005 01:39 AM

Re: Is the FMU Bad for all cars
 
FMUs do work.
Unless you have a Honda and have an IQ above normal. Then you have better options. Since you dont have either read on.

Why are you looking into this are you runing lean ?
If your runing lean look at something simplere like increasing the fuel pressure in your fuel rail. If that dont work an FMU can be setup to work.

woo-sleeper 07-25-2005 02:57 PM

Re: Is the FMU Bad for all cars
 

Originally Posted by chinoy
FMUs do work.
Unless you have a Honda and have an IQ above normal. Then you have better options. Since you dont have either read on.

Why are you looking into this are you runing lean ?
If your runing lean look at something simplere like increasing the fuel pressure in your fuel rail. If that dont work an FMU can be setup to work.

i aint runnin lean at all im runnin rich , but i wanna knw if the fmu is any good for any other car besides a honda , so u didnt need to say that lame ---- ...

J-SMITH69 07-25-2005 03:54 PM

Re: Is the FMU Bad for all cars
 

Originally Posted by woo-sleeper

Originally Posted by chinoy
FMUs do work.
Unless you have a Honda and have an IQ above normal. Then you have better options. Since you dont have either read on.

Why are you looking into this are you runing lean ?
If your runing lean look at something simplere like increasing the fuel pressure in your fuel rail. If that dont work an FMU can be setup to work.

i aint runnin lean at all im runnin rich , but i wanna knw if the fmu is any good for any other car besides a honda , so u didnt need to say that lame ---- ...

yes, fmus come in a lot of s/c kits and turbo kits for mustangs/camaros/honduhs/ext

jeffescortlx 07-25-2005 04:01 PM

Re: Is the FMU Bad for all cars
 
A FMU will work with any fuel injectected motor with a return fuel line, so no it does'nt have to be a "Honda".

The main problem with a FMU is it does'nt take much to reach the safe limit. Fuel pressure can get very high and the fuel pump will not beable to supply enough pressure, plus the injectors could lock up. And it does'nt do any thing with ignition timing.

nitrofish420 07-25-2005 04:08 PM

Re: Is the FMU Bad for all cars
 

Originally Posted by bitchasscracker
bosch plugs ------- suck




X2! I had one on my old Cutlass that shot the ceramic out of the metal from the pressure. And it was a stock Rocket 350 with 8.0-1 compression... >:(

J-SMITH69 07-25-2005 04:09 PM

Re: Is the FMU Bad for all cars
 

Originally Posted by jeffescortlx
A FMU will work with any fuel injectected motor with a return fuel line, so no it does'nt have to be a "Honda".

The main problem with a FMU is it does'nt take much to reach the safe limit. Fuel pressure can get very high and the fuel pump will not beable to supply enough pressure, plus the injectors could lock up. And it does'nt do any thing with ignition timing.

also, there isnt much tuning to be had on most.

ossBASHA 07-25-2005 04:50 PM

Re: Is the FMU Bad for all cars
 
Is your car running, or not yet?

woo-sleeper 07-26-2005 01:07 AM

Re: Is the FMU Bad for all cars
 

Originally Posted by ossBASHA
Is your car running, or not yet?


was running but ran in to a couple of probs, a couple of exhaust guys been tellin me my turbo mani is too restrictive and i need a new one, and now im tryin to make sure my fuel will be enough for the 7-10psi i will be running

woo-sleeper 07-26-2005 01:09 AM

Re: Is the FMU Bad for all cars
 

Originally Posted by jeffescortlx
A FMU will work with any fuel injectected motor with a return fuel line, so no it does'nt have to be a "Honda".

The main problem with a FMU is it does'nt take much to reach the safe limit. Fuel pressure can get very high and the fuel pump will not beable to supply enough pressure, plus the injectors could lock up. And it does'nt do any thing with ignition timing.

so i should get a new pump and keep the fuel sys as this : 240cc with a bigger fuel pump my stock one is 65psi so i should get a bigger pump and call in the day ?

Ravage70 07-26-2005 02:13 AM

Re: Is the FMU Bad for all cars
 
post pics of your broken ringlands

woo-sleeper 07-26-2005 11:51 AM

Re: Is the FMU Bad for all cars
 

Originally Posted by Ravage70
post pics of your broken ringlands

wtf is up w the attitude here !!!!!

heres old pics i got http://www.cardomain.com/memberpage/269462

jeffescortlx 07-27-2005 02:52 PM

Re: Is the FMU Bad for all cars
 

Originally Posted by Ravage70
post pics of your broken ringlands

Oh SnaP!

But seriously, I would'nt just go about running 7-10psi with the tuning that you have. Start at 6 (or as low as the waste gate will let you) and slowly work your way up untill you here deto and watch the AFR. With stock compression and timing with pump gas and piggy back's for tuning, 10 pounds can ---- thing up in a hurry.

sohc_mshue 07-27-2005 04:36 PM

Re: Is the FMU Bad for all cars
 
Is there anybody else running a similar setup like this on the same motor? 240's may be enough for the amount of power you will be making. What kind of power do these things put out stock? I'm guessing its not much.

woo-sleeper 07-28-2005 02:28 PM

Re: Is the FMU Bad for all cars
 

Originally Posted by sohc_mshue
Is there anybody else running a similar setup like this on the same motor? 240's may be enough for the amount of power you will be making. What kind of power do these things put out stock? I'm guessing its not much.

the 240's come from a 2.0 DOHC engine with 145bhp


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