Thread: Lightening the front end

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  1. #1 Lightening the front end 
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    Hi, I'm new to the forum but even so I can't seem to find any good leads about how to lighten my car. I've got an 04 gtp with a little under 100,000 miles. I'm looking for a way to lighten the front end specifically due to the fact that I just got the car and in about 3 months my tires are bald and also I would like to get a bit better fuel economy. It's all stock except for new dis coils, plug wires, spark plugs, k&n filter (stock box). I'm also curious did they come with aluminium sub-frames, cause I'm pretty sure that's whats on it but I've never had that on anyother car. Does anyone also know the factory weights for things like the exhaust and tires. Just trying to think of things that I can replace with smaller lighter counterparts.
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  2. #2 Re: Lightening the front end 
    Turbo is the way to go. Fivefingerdeathpunch's Avatar
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    They already have an aluminum subframe.

    Rims weight roughly 18-22 lbs if they are 17's. Buying aftermarket rims will just make things weight more unless you spend a stupid amount of money on rims that are like 12-15 lbs. Any tire in that size is going to weight roughly the same aswell.

    There really isn much weight you can remove from the car other than taking all the interior out/spare tire etc etc.

    I'm sure you could remove a couple items in the engine bay to reduce weight, but in the end we are talking like 20-30 lbs if that. Things like the engine pull brackets and the engine cover.

    Factory exhaust is likely lighter than an aftermarket because they use bigger piping.

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  3. #3 Re: Lightening the front end 
    GXP Level Member 91parkave's Avatar
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    Given that your tires are bald you might want to consider a proper alignment. I don't think weight is your issue
    06 GXP | 222/227 cam/cartuning turbo kit on 8psi/meth/e85 coilovers/ still on stock trans at 130k
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  4. #4 Re: Lightening the front end 
    GTP Level Member smoke14's Avatar
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    I agree, sounds like poor alignment and possibly driving habits (spinning tires,etc.) You could also relocate your battery to the trunk.
    "You know, all that really matters is that the people you love are happy and healthy, everything else is just sprinkles on the sunday."

    -Paul Walker
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  5. #5 Re: Lightening the front end 
    I live here. stealthee's Avatar
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    With a FWD you want the weight over the front. Relocating the battery to the back is just counter productive.


    2011 Mitsubishi Lancer GTS - DD mode
    1991 Mitsubishi 3000GT - Many mods to come
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  6. #6 Re: Lightening the front end 
    GTP Level Member smoke14's Avatar
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    He was asking how to lighten up the front end.
    "You know, all that really matters is that the people you love are happy and healthy, everything else is just sprinkles on the sunday."

    -Paul Walker
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  7. #7 Re: Lightening the front end 
    GrandPrix Junkie Sandman's Avatar
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    Quote Originally Posted by smoke14 View Post
    He was asking how to lighten up the front end.
    There''s not a whole lot of weight to remove up front IMO. These cars are tanks no matter what you do.

    But to answer the question: battery to trunk, fiberglass hood, fiberglass fenders???, and that's about it.
    05 Saab 9-2X Linear (Saabaru)
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    Quote Originally Posted by TLSheff View Post
    You said "I'm done with it"... car says "Oh, really? *trollface*"
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  8. #8 Re: Lightening the front end 
    I live here. stealthee's Avatar
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    Quote Originally Posted by smoke14 View Post
    He was asking how to lighten up the front end.
    I realize that, but taking weight from the front and adding it to the rear is counter productive on a FWD.


    2011 Mitsubishi Lancer GTS - DD mode
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  9. #9 Re: Lightening the front end 
    GrandPrix Junkie Sandman's Avatar
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    Quote Originally Posted by stealthee View Post
    I realize that, but taking weight from the front and adding it to the rear is counter productive on a FWD.
    To some degree, but you are making it handle a little better by balancing the weight distribution.
    05 Saab 9-2X Linear (Saabaru)
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    Quote Originally Posted by TLSheff View Post
    You said "I'm done with it"... car says "Oh, really? *trollface*"
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  10. #10 Re: Lightening the front end 
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    Well, were the tires close to bald when you bought the car?

    Did you rotate the tires every 7500 miles?

    Better yet, pickup a tire tread depth gauge and rotate tires based on tire wear.

    Two things you can do to lose weight that no one has mentioned thus far:

    Put an L36 top end on your engine, superchargers are heavy, plastic intake manifolds are not.

    Install headers. Cast manifolds are heavy, thin wall headers are not.
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  11. #11 Re: Lightening the front end 
    I live here. stealthee's Avatar
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    Quote Originally Posted by Sandman View Post
    To some degree, but you are making it handle a little better by balancing the weight distribution.
    It will never handle better, its a Grand Prix.


    2011 Mitsubishi Lancer GTS - DD mode
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  12. #12 Re: Lightening the front end 
    GrandPrix Junkie Sandman's Avatar
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    Quote Originally Posted by stealthee View Post
    It will never handle better, its a Grand Prix.
    You can make anything handle better. I never said it would handle good though
    05 Saab 9-2X Linear (Saabaru)
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    Quote Originally Posted by TLSheff View Post
    You said "I'm done with it"... car says "Oh, really? *trollface*"
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  13. #13 Re: Lightening the front end 
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    My statement still stands.


    2011 Mitsubishi Lancer GTS - DD mode
    1991 Mitsubishi 3000GT - Many mods to come
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  14. #14 Re: Lightening the front end 
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    Quote Originally Posted by stealthee View Post
    It will never handle better, its a Grand Prix.
    Hey, coming from learning to drive with a minivan, my Grand Prix (my first car) handles awesome. I always take a sharp 90° turn at the 30mph speed limit, and watch people behind me slow down on the same turn. Except for this morning, a Camaro kept up with me, lol. Sometimes when I drive one of the work vans, I accidentally do the speed I usually do in my car, and feels like I'm about to flip the thing.
    Of course there's a lot better handling cars out there, but I love the way my car handles. I don't think I'd like an insanely stiff suspension like you see on those sporty neons, with 0 body roll, it almost looks dumb. And if I do ever want it to be a bit better, I'll throw a Dorman sway bar on it. The Moog links on the stock bar was already a large improvement.

    To the OP, if you're looking for better tire wear, less weight isn't the answer. If you're looking for better handling, do the dorman sway bar with moog links, and new struts if you really serious.
    2006 Grand Prix GT S/C 109k - Modded Transgo Shift Kit, Gutted Airbox, Dash Cam, and Inlays. Retros soon to come.
    2002 Grand Prix GT N/A 127k - Same as 06 Plus: Trans Cooler, DIY Aux Input, LED lighting, Suspension Upgrades, Tint, Retrofits.
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  15. #15 Re: Lightening the front end 
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    Handling isn't even in the OP.

    OP's goals are increased fuel economy and reduced tire wear.
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  16. #16 Re: Lightening the front end 
    I live here. stealthee's Avatar
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    My Stealth handled 100 times better than the Grand Prix does when the Stealth was stock. With coilovers it absolutely blows away the handling.

    If you drive a car that actually does handle well, you will be disgusted by how a GP handles.


    2011 Mitsubishi Lancer GTS - DD mode
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  17. #17 Re: Lightening the front end 
    I live here. stealthee's Avatar
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    Quote Originally Posted by matt5112 View Post
    Handling isn't even in the OP.

    OP's goals are increased fuel economy and reduced tire wear.
    No, but if his tires went bald in 3 months then just lightening stuff up isn't going to cure his issues. Making sure the suspension is tight and properly aligned will cure fast balding tires. As for fuel economy he would be better suited making sure all proper maintenance is done and that he keeps his foot out of the throttle.


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  18. #18 Re: Lightening the front end 
    GTP Level Member smoke14's Avatar
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    Quote Originally Posted by matt5112 View Post
    Put an L36 top end on your engine, superchargers are heavy
    Thats a great idea.
    "You know, all that really matters is that the people you love are happy and healthy, everything else is just sprinkles on the sunday."

    -Paul Walker
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  19. #19 Re: Lightening the front end 
    GT Level Member addzradd's Avatar
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    Here is good list I've done so far.

    Engine mount Brackets 4lbs they can just go.
    Engine cover 2 lbs ditto
    aztek front bumper mount, it's aluminum and 9 lbs lighter can get at JY for 10 bucks.
    use turnbuckles as top motor mounts, 4lbs
    lighter weight pulleys that save a few lbs.
    a 75 series battery will still crank the car and I assume you don't have a sterio but it's 12 lbs lighter.
    headers are 20 lbs lighter than manifolds and give you more power and mpg's
    Bonnie bracket on the ICM saves 5 lbs.
    You can also remove the hood liner and the firewall liner that's another 5 lbs or so
    that's about it right now but you figure that's 50-60lbs gone which isn't a crazy amount but it's not a bad start.
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  20. #20 Re: Lightening the front end 
    GTP Level Member dmahlikGT's Avatar
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    Ive removed around 25-30lbs from my front end area. Im also looking for additional ways to rid some weight,would like to get up to 100lbs but might be hard without extensive removal of things. In total though I've deleted about 66lbs and I feel some difference.
    04 GTP-3.6 pulley, custom tuned, Intake, headers,thrush exhaust, al104 plugs, 180* stat, shift kit, flipped mounts

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