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Thread: Subs in a car on gas??

  1. #1
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    Question Subs in a car on gas??

    i got a vs acclaim on gas with the gastank in the boot. some people are tellign me dont get subs ull blow up soem people are telling me get em thats all bullshit. what should i do ?

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    Get a sub with inbuilt amp and put it under the front seat. Problem solved.

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    blow up?? thats b.s, how would vibration ignite gas?? and even if you have wires sparking around the tank all the gas in contained inside, so what can happen?? if vibration can ignite gas, what hapens on a gravel road? or speed bumps? doubt a sub can shake your car like corrugations on a gravel road, unless you have killer system, which you woudnt fit in the boot with the gas tank at the same time anyway
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    Quote Originally Posted by vn_v6 View Post
    blow up?? thats b.s, how would vibration ignite gas?? and even if you have wires sparking around the tank all the gas in contained inside, so what can happen?? if vibration can ignite gas, what hapens on a gravel road? or speed bumps? doubt a sub can shake your car like corrugations on a gravel road, unless you have killer system, which you woudnt fit in the boot with the gas tank at the same time anyway
    Yeah you wouldn't be impressed with the gas conversion if a spark blows you up.

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    I've had this setup for almost a year now, as you can see the release valve is still exposed for obvious reason.



    I'm yet to blow up..

    P.s The tank is connected directly to the chassis, meaning its 1 big fat earth point.. If there was a loose wire to fray around the tank, it would simply earth it.. not explode
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    urban myth. like vn_v6 said, gas systems are built to withstand daily abuse from all sorts of driving situations, eg, driving on bumpy dirt roads all day. if those kind of vibrations don't blow up a gas tank then neither will a sub. if subs did blow up gas tanks, no doubt it would be plastered everywhere as you'd have cars blowing up left right and centre . it simply doesn't happen

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    Sorry to go OT but it would be funny to see. "OK guys put my new sub in. Let me turn it up" *BOOM*

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    Do your first test with the remote, out side the car. lol

    I have to say, if i crank my system loud enough i do rattle my tank a fair amount.. it does make me nervous
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    those setups are well clear of the tank, the way i had my subs in the old XE, i had 2 subs, 1 either side of the tank pointing rearward with the magnets 10mm from the tank, needed max space so i used a mdf board to cover the tank and mounted the subs on that (freeair) neat and clean and still here today.

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    nah mate you shood be fine iv have a jl audio w3 in my car ****en pumps and a gas tank as well for about a year now and i havent blown up.. also my brother has a tank in his and a sub and its been good.
    since we are on the topic i want to know how i can stop my car from backfiring my gas never ran well .. (not because of the sub) but because iv had alot of problems with it .. i finaly got the converter replaced that my macanic said will fix. it fixed the bad idling and stalling but i still have a problem it still backfires and pops the airfilter off. it still runs good but i wish it just stoped popping .. only when i accelerate more then average it does that but i shood be able to ride my car without on gas confortabley without bigg popping noises which scar the shit out of me plus i have to stop and put the pod filter back on. the reason i have a pod filter is because my normal filter broke from all the backfiring so i just pop this back on.
    DOES ANYONE NO alot about vx on gas or does anyone have gas of there own and have expirianced this themselfs and no how to fix it.
    I AM SICK OF THIS .. espectialy when iv forked out hundreds to thousands of dollors fixing my car because of gas related issues since iv had my car.
    Sorry for taking over but im just abit frustrated with gas i sware iv spent more money on fixing the ****en thing then driving on gas.

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    Quote Originally Posted by Luke's VX Equip View Post
    nah mate you shood be fine iv have a jl audio w3 in my car ****en pumps and a gas tank as well for about a year now and i havent blown up.. also my brother has a tank in his and a sub and its been good.
    since we are on the topic i want to know how i can stop my car from backfiring my gas never ran well .. (not because of the sub) but because iv had alot of problems with it .. i finaly got the converter replaced that my macanic said will fix. it fixed the bad idling and stalling but i still have a problem it still backfires and pops the airfilter off. it still runs good but i wish it just stoped popping .. only when i accelerate more then average it does that but i shood be able to ride my car without on gas confortabley without bigg popping noises which scar the shit out of me plus i have to stop and put the pod filter back on. the reason i have a pod filter is because my normal filter broke from all the backfiring so i just pop this back on.
    DOES ANYONE NO alot about vx on gas or does anyone have gas of there own and have expirianced this themselfs and no how to fix it.
    I AM SICK OF THIS .. espectialy when iv forked out hundreds to thousands of dollors fixing my car because of gas related issues since iv had my car.
    Sorry for taking over but im just abit frustrated with gas i sware iv spent more money on fixing the ****en thing then driving on gas.
    yeah mines kind of similar if i floor it off gear 1 it moves well, but pops after about 4000-5000rpm... so when some fast take offs are needed to done just switch it on petrol

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    my old vr on gas useda back fire and blow holes in the air intake after putting a pod filter on there was nomore backfires or blown air intakes ran well. just get a k&n and not soem 20 dollar filter

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    Quote Originally Posted by DontBeShy View Post
    my old vr on gas useda back fire and blow holes in the air intake after putting a pod filter on there was nomore backfires or blown air intakes ran well. just get a k&n and not soem 20 dollar filter
    What did you do with that pipe that takes the excess gas and filters it back through the air intake? I've thought of doing the same thing with mine with a pod..
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    mine does the same (vs ecotec). Iv been told to get it serviced and get a DECENT tune. But apparently once u get it tuned to run on gas only, it runs like a dog on petrol so its one or the other.
    stop droolin

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    yeah same here Farex when i hit it around 4-5000rpm it will pop so i ussally take it easy on gas though now my macanic gave it a nice tune and said if it pops agen we'll see agen .. but its ran good since then.
    yeah its just holdens i dont no how my brothers vt ran so well with gas and he treats that car so shit, he never drives it on petrol either which you need to every so often and he just swiches it to gas straight away when he turns on the car which is bad,
    he had his for 3 years i had mine for 1 and iv had way more problems then him which gets me abit cut.
    but yeah if any1 has a major problem with gas on idleing and popping check if the converter works well because that was my main problem (set me back a good 350) but now it runs pretty well.
    if you car starts fine and swiches to gas without stallling you guys have nothing to deal with compared to what i did.
    spent about 1000 on mine fixing fixing shit that ****ed up on my car because of gas. and it didnt ****en run well till my macanic realised it was the bloody converter that was fualty. but ahwell you learn by your mistakes at least i finaly get to use gas decent now although miss the power on petrol.
    and Fkford your right about getting it tuned it ussaly runs better on 1 and shit on the other gas runs more rich then petrol and you need 1 abit higher then the other ...

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    Quote Originally Posted by Luke's VX Equip View Post
    although miss the power on petrol.
    is yours not dual fuel?

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    I am not sutpid

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    subs and gas tanks are safe as long as there are no shorts and gas leaks , faulty wiring is the headache thou poorly insulated and routed wiring seen many amp power wires run thru a poorly cut hole in the firewall with no insulation around the wiring or a grommet in the metal . 16 years doing gas conversion i have welded shields on tank straps when the gas tanks are full or even half full and im still here today , even welding exhaust systems or body panels with a gas tanks installed never had a problem , Biggest causes for back firing when on gas can be the base engine tune , checking spark plug leads and plug gaps , check manifold gaskets for vacum leaks , injector seals for swelling or shrinkage , EGR valves for leaks or punctured diaphragms , stalling problems can be related to incorrectly placed balance line or lack of balance on the convertor , incorrect tune settings weather it be software settings or to lean or rich at idle , once these have been looked at then you can start looking at the gas convertor and the mixer set ups , Electrical connections may look good from the outside but lack enough tension in the crimp to hold a good connection or to hold onto another connection , unsolder-ed wiring connections can corrode or if the wiring is simply twisted together and covered with tape after some use they can work loose , Poor installation and choice of equipment can lead to engine damage from poor running poor mixture control running to lean tends to burn out valves and over work the ignition system .

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    Quote Originally Posted by levymetal View Post
    is yours not dual fuel?
    yes it is duel fuel but like fkford said as well if u tune you car to gas it runs like dog shit on petrol
    mine is tuned the best me and my macanic can to get the best of both but occationaly we have to do it every so often so it runs well on gas
    at the moment its running decent on gas and shit on petrol.. its not bad after u drive for abit then flick back to petrol but on start up the car shakes alot and sometimes stalls when i start my car on petrol.
    but i ussaly let it prime and let it run on petrol for a minet before i drive and its pretty good from then. i might tune it agen myself soon... hopefully i get no more problems with it but yeah im happy my car runs at least. at the moment im cheap so id rather take it easy then and cheap fuel then have power.

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    Quote Originally Posted by Timmos View Post
    I've had this setup for almost a year now, as you can see the release valve is still exposed for obvious reason.



    I'm yet to blow up..

    P.s The tank is connected directly to the chassis, meaning its 1 big fat earth point.. If there was a loose wire to fray around the tank, it would simply earth it.. not explode
    hey thats a really neat setup there, if i weren't thinking of selling my vt i would do something like that in my boot with my lpg tank

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    My VN is straight gas with no fuel tanks in there. I have 2 amps and 2 12" subs plus the 6x9 yellow cones surrounding my gas tank in the boot, and i've had that set up now for about 5 years, and i don't listen to it softly when i drive my girl, and i'm still here to tell the tale.

    She sounds bloody great and drives just as well and i haven't even been close to having a problem with being blown up.

    Not one electrician or technician has even mentioned the possibility of it even coming close to happening.........set it up how ever you want to, as long as you leave the valve on the front of the tank easily accessible in case of an emergency you can get to it ASAP, otherwise you can do what you want

    I guarantee you you won't blow up.................unless you have a faultin the system somewhere
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