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SVTPerformance's Chain of Restaurants
A Taste of Home
California
Central Valley Meet
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<blockquote data-quote="ponyboyx04" data-source="post: 5775735" data-attributes="member: 64875"><p>well had my 04 cobra retuned with a 4" pully, and i have to say i expected better results in the hp and tq.... but the car does run smoother than when i had the 3.5" pully on</p><p></p><p>3.5 pully </p><p>mustang dyno </p><p>19# </p><p>A/F-11.5 </p><p>timing-14* </p><p>642/590 </p><p></p><p>4. pully</p><p>mustang dyno</p><p>15#</p><p>A/F-12</p><p>timing-16*</p><p>526/460 </p><p></p><p>do you guys think these numbers all match up right?</p><p></p><p>if i go with the 3.75" pully should be around 17#, think my stock fuel pumps can handle it.... with the 3.5" i could not get enough fuel to support the tune...</p><p></p><p>mods are..... </p><p>2.8H KB, 60# inj, BAP, acufab TB, BA 3000 MAF, K&N Air intake, BAS, NGK TR-6 plugs, X-Cal-2, open exhaust from manifolds back</p><p></p><p>what do you guys think.... need to get retuned or do these numbers seem right?</p></blockquote><p></p>
[QUOTE="ponyboyx04, post: 5775735, member: 64875"] well had my 04 cobra retuned with a 4" pully, and i have to say i expected better results in the hp and tq.... but the car does run smoother than when i had the 3.5" pully on 3.5 pully mustang dyno 19# A/F-11.5 timing-14* 642/590 4. pully mustang dyno 15# A/F-12 timing-16* 526/460 do you guys think these numbers all match up right? if i go with the 3.75" pully should be around 17#, think my stock fuel pumps can handle it.... with the 3.5" i could not get enough fuel to support the tune... mods are..... 2.8H KB, 60# inj, BAP, acufab TB, BA 3000 MAF, K&N Air intake, BAS, NGK TR-6 plugs, X-Cal-2, open exhaust from manifolds back what do you guys think.... need to get retuned or do these numbers seem right? [/QUOTE]
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SVTPerformance's Chain of Restaurants
A Taste of Home
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Central Valley Meet
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