Is 50 hp really that noticeable?
#22
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I just did these to my 03: test pipes $150, ARK Grip V2 Dual Exhaust $1000, plenum spacer $150, and pop charger $100. I am currently saving for uprev tune.
So what did I gain from all this... A slightly more responsive car, a quality growl from the exhaust, a cool sounding whistle from the intake, and that is it. Dont do this because you want a faster car, do it because modding your car is a hobby/ something you really want to do. If you are searching for lots of power you wont find it in a NA Z.
So what did I gain from all this... A slightly more responsive car, a quality growl from the exhaust, a cool sounding whistle from the intake, and that is it. Dont do this because you want a faster car, do it because modding your car is a hobby/ something you really want to do. If you are searching for lots of power you wont find it in a NA Z.
#23
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also, what cams did you go with that you thought might have been too big? which cams do you wish you had gone with instead? im really eager to get input from people who have done the cams swaps on these cars. ive done a lot of cams in v8's but there is a lot more information and a lot more people that have done it in those communities. there arent a whole hell of a lot of people with cams in comparison. at first i was thinking something like a 272 duration cam and now im thinking more like a 264. what do u think?
#24
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I just did these to my 03: test pipes $150, ARK Grip V2 Dual Exhaust $1000, plenum spacer $150, and pop charger $100. I am currently saving for uprev tune.
So what did I gain from all this... A slightly more responsive car, a quality growl from the exhaust, a cool sounding whistle from the intake, and that is it. Dont do this because you want a faster car, do it because modding your car is a hobby/ something you really want to do. If you are searching for lots of power you wont find it in a NA Z.
So what did I gain from all this... A slightly more responsive car, a quality growl from the exhaust, a cool sounding whistle from the intake, and that is it. Dont do this because you want a faster car, do it because modding your car is a hobby/ something you really want to do. If you are searching for lots of power you wont find it in a NA Z.
#25
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if your looking for "feel a difference" dont do cams its going to right shift your power band and for a daily its going to feel slower down low.
you might be able to buy a 06 vette but its not going to be nearly as fast. cost of car plus mods i have 36k invested now(around or mayby slightly more then a 06 will cost you depending on price and cheaper then a z06 by a couple grand.) and will destroy even a z06 even on 20 lbs of boost. my stuff might be a little extreme but theres no reason you cant build a reliable daily. i daily mine because our focus is dirt slow and only have minor issues my biggest one fouling plugs, but i also built it for ~32 psi boost not the 20 its at gotta put the new clutch in. i drive it putting around town and wide open regularly and beat the crap out of it, about 2500 miles on it now which isnt alot but more then alot of vehicles out there just get a reputable shop to build it loose.(shamless plug for dynosty they have been nothing but helpful)'
if you learn to do it yourself(its really not hard just measuring.) you can get a built shortblock for not a huge price. for bc valve springs and retainers, used pauter rods, wossner pistons(more expensive then cp), rev up oil pump, billet girdle, dynosty head gasket, arp main studs and l19 head studs, gasket rebuild kit, fluidamper pulley, and machining(1k just by itself although they did stuff i dint want it should have been about 700) ive got about 5000 into it just watch the market place for deals. can go cp pistons and eagle rods and knock 500 bucks off that price right there. im still rocking a 03 original trans with 110k miles on it no major issues once the clutch pedal assembly was replaced with the rjm unit.(thinking it wasnt quite adjusted right when i bought it.)
you might be able to buy a 06 vette but its not going to be nearly as fast. cost of car plus mods i have 36k invested now(around or mayby slightly more then a 06 will cost you depending on price and cheaper then a z06 by a couple grand.) and will destroy even a z06 even on 20 lbs of boost. my stuff might be a little extreme but theres no reason you cant build a reliable daily. i daily mine because our focus is dirt slow and only have minor issues my biggest one fouling plugs, but i also built it for ~32 psi boost not the 20 its at gotta put the new clutch in. i drive it putting around town and wide open regularly and beat the crap out of it, about 2500 miles on it now which isnt alot but more then alot of vehicles out there just get a reputable shop to build it loose.(shamless plug for dynosty they have been nothing but helpful)'
if you learn to do it yourself(its really not hard just measuring.) you can get a built shortblock for not a huge price. for bc valve springs and retainers, used pauter rods, wossner pistons(more expensive then cp), rev up oil pump, billet girdle, dynosty head gasket, arp main studs and l19 head studs, gasket rebuild kit, fluidamper pulley, and machining(1k just by itself although they did stuff i dint want it should have been about 700) ive got about 5000 into it just watch the market place for deals. can go cp pistons and eagle rods and knock 500 bucks off that price right there. im still rocking a 03 original trans with 110k miles on it no major issues once the clutch pedal assembly was replaced with the rjm unit.(thinking it wasnt quite adjusted right when i bought it.)
Thanks for the responses, I would never do nitrious, like I said its a daily driver, back in highschool I took a few auto tech classes and as the years went on I got into an auto shop, but just did oil changes, alignments and such, I do know I could do most bolt on mods, expect exhaust and all, as far as the cam goes, it sounds interesting any more info on this? yeah 50 hp is hard to obtain, and at rwhp it would be less, like I said I got some cash to spend but I feel slapping on a supercharger or turbo and being an everyday driver might not be the smartest idea understand that it becomes a norm after doing the mods and people get use to them overtime they and want more and more power, I on the other hand am not ganna drop 10 grand into my car seeing I could own a 06 vette or something by the time I would be done with my all my mods, if I can get the 30rwhp with the mods stated from you guys above, and if its worth it("noticeable" me being happy with that power gain) for 3 grand or around that then yeah I will look into getting the parts and such, if many of u took this same path and are not satisfied then eff it, ill save the money
Last edited by jerryd87; 09-27-2012 at 09:45 PM.
#29
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Cobb doesnt sell it anymore, i can attest that they certainly do support.. email steve at cobb, hes awesome. It was a sales issue.. they had to manufacture hardware, whereas Osiris was a flash and cable, they got killed. All the maps are available, they will answer questions, they jsut dont sell it anymore.
Cobb is a great idea for newbs, and can support limited dyno tuning later on w custom maps.. ask me how I know all this lol. Best mod i EVER did.
Id never put a single bolt on part any car again thats running OBDII without some sort or reflash system w new affr and timing targets, period.
Completely pointless until you remap and or tune.
Cobb is a great idea for newbs, and can support limited dyno tuning later on w custom maps.. ask me how I know all this lol. Best mod i EVER did.
Id never put a single bolt on part any car again thats running OBDII without some sort or reflash system w new affr and timing targets, period.
Completely pointless until you remap and or tune.
True story.
Word.
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#32
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#33
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like others have said only on a hub dyno that isnt calculating in wheel weight as parasitic loss, even then very very iffy the de has shown that it is very unresponsive to na mods especially since many who have commented have tried similar routes. sure the lth will get more then shorty's but not that much more, if you want 50 hp na to the wheels without touching cams the only choice is a GOOD exhuast, ITB's, lightweight pulleys(have fun destroying your bearings), lightweight flywheel, tune, long tube headers, some light as **** wheels(better look at 17 or 18 inch volks) and then you will probably have it, unless you wanna go on a shitty over rated dyno just to hit a number.
in the end though all your going to have is a car with alot invested and slow as **** still. this is 2012 not 1980, 13's is slow way to many cars do that from the factory and daily driver's hitting 9's is what is considered fast now heck theres even a couple starting to dip into the 8's
in the end though all your going to have is a car with alot invested and slow as **** still. this is 2012 not 1980, 13's is slow way to many cars do that from the factory and daily driver's hitting 9's is what is considered fast now heck theres even a couple starting to dip into the 8's
Last edited by jerryd87; 09-28-2012 at 10:27 AM.
#34
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First,you are not gonna get 50whp from the bolt ons you mentioned.
In addition,you have a very good question,noticeable power gain vs investment.
I've got a O3 Touring also.I have a 50 hp increase over stock.Noticeable?You are not going to get the tire-smoking performance from this gain.The car will be much more responsive.It will feel "lighter" when you accelerate.Is a 2-3k + investment worth this?
Many of us think so because its our hobby,our passion.If you want some power in the 100hp gain category,FI is the answer.If your concern is how FI will effect your engine--wear&tear,if you will,a supercharger is the safest way (and cheapest)to get the pin your back in the seat power.But again,the cost...5-6K on the low side.
In addition,you have a very good question,noticeable power gain vs investment.
I've got a O3 Touring also.I have a 50 hp increase over stock.Noticeable?You are not going to get the tire-smoking performance from this gain.The car will be much more responsive.It will feel "lighter" when you accelerate.Is a 2-3k + investment worth this?
Many of us think so because its our hobby,our passion.If you want some power in the 100hp gain category,FI is the answer.If your concern is how FI will effect your engine--wear&tear,if you will,a supercharger is the safest way (and cheapest)to get the pin your back in the seat power.But again,the cost...5-6K on the low side.
#36
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50 whp is possible with full bolt-ons AND a tune! You get headers, plenum spacer, intake, test pipes/HFCs, true duel exhaust, and either find a COBB tuner for sale or an Osiris tuner and you'll be at about 300 to the wheels, my 03 with everything listed above (COBB tuner) without headers dynoed at 278rwhp. The tuner is the key. Stock the car is at 287bhp take around 10-15% off to the crank and that's at around 240whp, so I'm up 38whp(appoximate) and its noticeable. Not as much as FI but for sure noticeable.
I had headers, crank pulley, crawford plenum, test pipes, greddy true duals, CAI, technosquare reflash and my car made an extra 26 whp.... either my car sucks and yours is a factory freak, or your dyno is a bit optimistic. Did you ever do a baseline? mine made 230 baseline and 256 after all the boltons.
to the OP, obviously the above results were disappointing. measure your gains in 100+ whp and boost it if you want power
#40
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Dyno dynamics? Honestly I don't know much about dynos, but that's what the computer had on the screen.... Ill try to upload a pic but on my phone right meow so I can't. The picture I have is kind of blurry but I was a little off, it says 275.2hp