What causes this?

blakehunter316 · January 12th, 2009, 11:38 PM

I just fixed my belt tensioner problem and now everything is set up nicely with the vortech. drove it a little to see how it ran and noticed a little backfire from third to fourth and sometimes 2nd to 3rd shifts? what can cause this ? exhaust leak....?

93hatch · January 13th, 2009, 12:00 AM

running rich between shifts, are your running a bov?

blakehunter316 · January 13th, 2009, 12:40 AM

Originally Posted by 93hatch

running rich between shifts, are your running a bov?

No I'm not running a blow off valve. Its running like 6 psi. if that matters .How do I fix running lean between shifts?

93hatch · January 13th, 2009, 01:48 AM

ohh just askin cuz subarus do it when you run a bov, is the car tuned?

dr.gonzo! · January 13th, 2009, 01:57 AM

whats your timing at?

blakehunter316 · January 13th, 2009, 07:47 AM

Its not tuned but I'm running an fmu. And I have no idea wat iit is set on never messer with it. Vortech said to keep it at stick timing?

M L Struck · January 13th, 2009, 08:10 AM

If you need it tuned call Dustin at Automotive Specialists in Noblesville (317)-773-0322

grnstang · January 13th, 2009, 11:04 AM

you definately need to have the car tuned

blakehunter316 · January 13th, 2009, 11:11 AM

Originally Posted by M L Struck

If you need it tuned call Dustin at Automotive Specialists in Noblesville (317)-773-0322

can he hook me up for a decent price?

93mustank · January 13th, 2009, 11:12 AM

Decent price is you not washing the cylinders or detonating .....

January 12th, 2009, 11:38 PM	#1
blakehunter316 Regular 1989 Mustang GT 14.01 @ 103..... :( Join Date: Feb 2008 Location: Connersville Indiana Posts: 365 iTrader: 0 reviews	What causes this? I just fixed my belt tensioner problem and now everything is set up nicely with the vortech. drove it a little to see how it ran and noticed a little backfire from third to fourth and sometimes 2nd to 3rd shifts? what can cause this ? exhaust leak....? __________________ vortech s-trim off road h pipe super 40's steeda tri-ax c.a.i. 3.73s subframe cnntrs 255er

January 13th, 2009, 12:00 AM	#2
93hatch Banned 1992 Lx 11.39@119.24 Join Date: Jan 2008 Location: Az Posts: 11,644 iTrader: 0 reviews	running rich between shifts, are your running a bov? __________________ [QUOTE=93mustank;2577445]We speed tested my right arm for quickness in shifts... So he could design the cam for proper shift recovery.[/QUOTE]

January 13th, 2009, 01:48 AM	#4
93hatch Banned 1992 Lx 11.39@119.24 Join Date: Jan 2008 Location: Az Posts: 11,644 iTrader: 0 reviews	ohh just askin cuz subarus do it when you run a bov, is the car tuned? __________________ [QUOTE=93mustank;2577445]We speed tested my right arm for quickness in shifts... So he could design the cam for proper shift recovery.[/QUOTE]

January 13th, 2009, 07:47 AM	#6
blakehunter316 Regular 1989 Mustang GT 14.01 @ 103..... :( Join Date: Feb 2008 Location: Connersville Indiana Posts: 365 iTrader: 0 reviews	Its not tuned but I'm running an fmu. And I have no idea wat iit is set on never messer with it. Vortech said to keep it at stick timing? __________________ vortech s-trim off road h pipe super 40's steeda tri-ax c.a.i. 3.73s subframe cnntrs 255er

January 13th, 2009, 11:04 AM	#8
grnstang Hardcore Enthusiast 91 LX 13.7@101 Join Date: Oct 2008 Location: Norwalk OH Posts: 1,426 iTrader: 1 reviews	you definately need to have the car tuned __________________

January 13th, 2009, 08:10 AM	#7
M L Struck Hardcore Enthusiast 85 GT/86 SVO/2010 GT500 Join Date: Oct 2008 Location: Rossville IN Posts: 1,183 iTrader: 0 reviews	If you need it tuned call Dustin at Automotive Specialists in Noblesville (317)-773-0322

January 13th, 2009, 11:12 AM	#10
93mustank Banned Join Date: Aug 2008 Location: Phoenix,AZ Posts: 3,014 iTrader: 1 reviews	Decent price is you not washing the cylinders or detonating ..... __________________ PeteAndersonRacing.com

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