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February 3rd, 2008, 11:19 PM
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#1 |
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Newbie
2004 Roush GT
Join Date: Jan 2008
Location: Kaufman,TX
Posts: 12
 iTrader: 0 reviews
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what rpms?
what rpms you guys running at 70 mph in 5th with what gears? I'm trying to decide what ratio to go with. I drive a lot of hwy to I dont want too many rpms.
Thanks.
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February 3rd, 2008, 11:26 PM
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#2 |
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Newbie
2004 Roush GT
Join Date: Jan 2008
Location: Kaufman,TX
Posts: 12
iTrader: 0 reviews
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nevermind I found a calculator.
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February 4th, 2008, 12:58 AM
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#3 |
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Newbie
2003 Mustang GT
Join Date: Jan 2008
Location: San Diego
Posts: 9
iTrader: 0 reviews
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mind hooking it up with a link to that calculator man?
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February 4th, 2008, 08:58 AM
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#4 |
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Hardcore Enthusiast
2003 Mustang GT
9.0 in the 8th
Join Date: Aug 2007
Location: Texas
Posts: 1,194
iTrader: 1 reviews
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at 70 mph i think ur around the 2100-2300 range, depending on 3.73 or 4.10's.
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February 4th, 2008, 08:59 AM
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#5 |
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Hardcore Enthusiast
2003 Mustang GT
9.0 in the 8th
Join Date: Aug 2007
Location: Texas
Posts: 1,194
iTrader: 1 reviews
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yea man where did you find that calculator. if you dont mind, hook it up with the link.
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February 4th, 2008, 09:25 AM
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#6 |
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Cigar Assassin
 
2004 Mustang GT
12.88 @ 112
Join Date: Aug 2005
Location: A Galaxy Far, Far Away
Posts: 14,083
 iTrader: 10 reviews
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i used to do a lot of hw traveling to my old job and I have 410's and was still getting 25 mpg
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2008 Acura TL-S - 2008 Honda Pilot EX-SE - 2008 Cain F Big Bear Paradox  |
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February 4th, 2008, 05:26 PM
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#7 | |
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Hardcore Enthusiast
Join Date: Feb 2007
Location: Saint Augustine, FL
Posts: 1,808
iTrader: 1 reviews
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-cliff knight- My Mustang 2003 GT, UPR X, 24lb/h injectors, Magnaflow, 180° stat, PP 70mm TB & plenum, DF Commando, Steeda UDPs, Ralco RZ_flywheel, RAM HDX clutch, WX EFX COPs 3.73s, 262 rwHP/305 lb-ft. Flex-fuel: burns gas and rubber... 
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February 4th, 2008, 06:17 PM
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#8 |
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Regular
02 ROUSH STAGE 2
Join Date: Jan 2008
Location: OMAHA NE
Posts: 239
iTrader: 0 reviews
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Heres one Potential Engine Speed (RPM) Calculator
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February 4th, 2008, 07:38 PM
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#9 | |
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Newbie
2004 Roush GT
Join Date: Jan 2008
Location: Kaufman,TX
Posts: 12
iTrader: 0 reviews
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February 5th, 2008, 12:02 AM
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#10 |
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Hardcore Enthusiast
2002 Mustang GT
Join Date: Feb 2007
Location: Gainesville, GA
Posts: 1,930
iTrader: 0 reviews
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this is a really good write up on gears, check it out 3.27 vs 3.73 vs 4.10 (took a couple hrs 2 complete... enjoy)
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 Mods: Fidanza Al Flywheel, Steeda UDP, EMP/Stewart Components WP, PP Plenum, K&N FIPK, Mac Prochamber, Magnapacks WhtPny's Videos
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