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GeZza200 |
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g'day
Im thinking about getting the 4480's for my EL falcon and a highflow cat. I already have a 2.5" catback exhaust on. I was just wondering would i notice any difference in power, like would it pull more or... yeah. thanks.
_________________ EL Futura: CVE head, Wolf V500, ICE Ignition and Coil, 36lb injectors, Walbro 255lb, Paci comps, 3" exhaust, T5, Harrop Truetrac with 3.9s. Now with 198.9rwkw, (~185rwkw and 13.80 @99.1mph) with more power to come |
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twr7cx |
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yeah it will. read the other zillion threads on extractors...
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cjh |
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tickford666 |
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my tune length 4480 paceys seem to have given me quicker high end revs, i think something like advance headers would be better at low revs but with mods i think the paceys are the goods
_________________ EL XR6 5spd - 165rwkw
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smoke_ |
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mine gives mid-high end, but anything after 5500rpm is just revving and not goin anywhere.
_________________ NEW RIDE - FPV FG F6 6spd Auto. 12.26@114MPH, 1.88 60FT on Cheapy Tyres with 38PSI - Stock except K&N filter! |
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rushed |
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does any one know what rev these are tuned for?
as it is my understanding that tuned length pipes are tuned for one specific rev point. |
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tickford666 |
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im not sure, but i do know that tuned length extractors work a lot better with a supercharger than normal extractors. not sure why.
_________________ EL XR6 5spd - 165rwkw
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twr7cx |
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rushed wrote: does any one know what rev these are tuned for?
as it is my understanding that tuned length pipes are tuned for one specific rev point. You are correct that tuned pipes can only be tuned for a specific rev point. |
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arm79 |
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They are usually tuned for the rpm figure at max torque on a stock engine.
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tickford666 |
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i was under the impression that tuned length headers/extractors had the exact same pipe length for every chamber.....
_________________ EL XR6 5spd - 165rwkw
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Grechie |
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where can you buy these extractors from ?
im looking to buy a set.
_________________ Ford Falcon EA Naturally Aspirated 4.0L i6 |
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smoke_ |
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any exhaust shop will sell them, just ring around and get the best price.
_________________ NEW RIDE - FPV FG F6 6spd Auto. 12.26@114MPH, 1.88 60FT on Cheapy Tyres with 38PSI - Stock except K&N filter! |
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cjh |
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Headers are just bits of pipe/tube that are aranged in such a way that they flow better than the original cast-iron manifold.
Extractors, do just that, at a certain RPM, with a certain cam profile..etc.... actually extract the exhaust gases all the way from in the cylinder, a scavenging effect. They (the tubing/piping & collectors) are usually arranged differently than headers. If you want to see top notch extractors, look at F1 cars and the like, made and designed in laboratry conditions. End of rant.
_________________ http://youtu.be/jJTh9F3Vgg0 |
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GeZza200 |
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I got quoted $540 for the Pacey Comps fitted, and $300 for the high flow cat which i think is a bit of a rip and another $100 because he has to make up some pipe for the high flow cat.
_________________ EL Futura: CVE head, Wolf V500, ICE Ignition and Coil, 36lb injectors, Walbro 255lb, Paci comps, 3" exhaust, T5, Harrop Truetrac with 3.9s. Now with 198.9rwkw, (~185rwkw and 13.80 @99.1mph) with more power to come |
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smoke_ |
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i paid 880 for a full 2.5in mandrel bent exhaust system with high-flow cat and pacey 4480's.
i just need a tip now, cause i have the bogan effect happening.
_________________ NEW RIDE - FPV FG F6 6spd Auto. 12.26@114MPH, 1.88 60FT on Cheapy Tyres with 38PSI - Stock except K&N filter! |
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