Question on injector size
I am planning on a set of Trick Flow TW heads, Trick Flow intake, 1.6 rocker arms, Trick Flow cam, 70mm Throttle body. In Summit Racing, they sell this kit and advertise 350 horsepower. These parts will be added to my headers, off-road H-pipe, pullies, Pro-Flow 75MM air meter, MSD-6A, and Blaster coil. I also have a 125 shot ZEX kit. My question is what size injector do you guys think I should run? is 24lb enough or should I got to 30lb injector? Also, has anyone here ever sent off a Pro-M (Pro-Flow) meter to be recalibrated? I can't find any info on the web. Thanks, in advance, for the help.
John
John
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John

1992 Mustang LX 5.0-Powerdyne BD-11A, 3.73's, FRPP clutch, chrome Ponies, Mac headers, Aeromotive regulator, MSD 6A, MSD BTM, FRPP 42# injectors, Pro-Flow Air Optimizer, Trick Flow Track Heat intake, Edelbrock 75MM TB, AFM Power Pipe
John
1992 Mustang LX 5.0-Powerdyne BD-11A, 3.73's, FRPP clutch, chrome Ponies, Mac headers, Aeromotive regulator, MSD 6A, MSD BTM, FRPP 42# injectors, Pro-Flow Air Optimizer, Trick Flow Track Heat intake, Edelbrock 75MM TB, AFM Power Pipe
what happens if you use too big of an injector, i.e., use 30#'s when 24#'s would be adequate. I may go with a blower of turbo later and just don't want to do this twice.
John
John
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John

1992 Mustang LX 5.0-Powerdyne BD-11A, 3.73's, FRPP clutch, chrome Ponies, Mac headers, Aeromotive regulator, MSD 6A, MSD BTM, FRPP 42# injectors, Pro-Flow Air Optimizer, Trick Flow Track Heat intake, Edelbrock 75MM TB, AFM Power Pipe
John
1992 Mustang LX 5.0-Powerdyne BD-11A, 3.73's, FRPP clutch, chrome Ponies, Mac headers, Aeromotive regulator, MSD 6A, MSD BTM, FRPP 42# injectors, Pro-Flow Air Optimizer, Trick Flow Track Heat intake, Edelbrock 75MM TB, AFM Power Pipe
Guest
Posts: n/a
Well wait the Zex is s a dry kit right? Go with 30# or even 36#. The 24 would probably be border line fine as it was, may have to dial in a little more fuel pressure. Too big of an injector wont urt much cept your fuel economy IMO, as long as it isnt too big
The ZEX kit is a dry kit. I was not sure between 30# or 24#. I was myself leaning towards 30#. I still have to get a matching air meter, so I don't want to mess up. I hoping for Vince to chime in because he said on another thread not to get a C&L meter and I am curious why. Thanks for the info.
John
John
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John

1992 Mustang LX 5.0-Powerdyne BD-11A, 3.73's, FRPP clutch, chrome Ponies, Mac headers, Aeromotive regulator, MSD 6A, MSD BTM, FRPP 42# injectors, Pro-Flow Air Optimizer, Trick Flow Track Heat intake, Edelbrock 75MM TB, AFM Power Pipe
John
1992 Mustang LX 5.0-Powerdyne BD-11A, 3.73's, FRPP clutch, chrome Ponies, Mac headers, Aeromotive regulator, MSD 6A, MSD BTM, FRPP 42# injectors, Pro-Flow Air Optimizer, Trick Flow Track Heat intake, Edelbrock 75MM TB, AFM Power Pipe
Originally posted by bottlefedLX
The ZEX kit is a dry kit. I was not sure between 30# or 24#. I was myself leaning towards 30#. I still have to get a matching air meter, so I don't want to mess up. I hoping for Vince to chime in because he said on another thread not to get a C&L meter and I am curious why. Thanks for the info.
John
The ZEX kit is a dry kit. I was not sure between 30# or 24#. I was myself leaning towards 30#. I still have to get a matching air meter, so I don't want to mess up. I hoping for Vince to chime in because he said on another thread not to get a C&L meter and I am curious why. Thanks for the info.
John

I believe the cause of my surging idle and occassional stalling is the result of my c&l. The car can't maintain a constant a/f either. If I had to do it again I would have went with a pro-m 80mm. I'd go with 30s, that's what I'm running.
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-Vince
-Vince
you can print out a recal form from www.pro-flow.com the recal form link is on the left, go with 30's
chad
chad
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www.racinginnovationsfl.com
www.xsrcylinderheads.com
4.842@156 and 7.53@192 on radials

www.racinginnovationsfl.com
www.xsrcylinderheads.com
4.842@156 and 7.53@192 on radials
Thanks Chad for the link, I guess on my work computer, it would not allow access to the site for some reason. Any idea on the price for recal? Also, thanks for the responses, 30# sound good to me, too.
John
John
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John

1992 Mustang LX 5.0-Powerdyne BD-11A, 3.73's, FRPP clutch, chrome Ponies, Mac headers, Aeromotive regulator, MSD 6A, MSD BTM, FRPP 42# injectors, Pro-Flow Air Optimizer, Trick Flow Track Heat intake, Edelbrock 75MM TB, AFM Power Pipe
John
1992 Mustang LX 5.0-Powerdyne BD-11A, 3.73's, FRPP clutch, chrome Ponies, Mac headers, Aeromotive regulator, MSD 6A, MSD BTM, FRPP 42# injectors, Pro-Flow Air Optimizer, Trick Flow Track Heat intake, Edelbrock 75MM TB, AFM Power Pipe
Originally posted by mx-4u2nv
I have almost the same set up that you have and am running 24lb injectors and they seem to be just fine for me.
I have almost the same set up that you have and am running 24lb injectors and they seem to be just fine for me.
John
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John

1992 Mustang LX 5.0-Powerdyne BD-11A, 3.73's, FRPP clutch, chrome Ponies, Mac headers, Aeromotive regulator, MSD 6A, MSD BTM, FRPP 42# injectors, Pro-Flow Air Optimizer, Trick Flow Track Heat intake, Edelbrock 75MM TB, AFM Power Pipe
John
1992 Mustang LX 5.0-Powerdyne BD-11A, 3.73's, FRPP clutch, chrome Ponies, Mac headers, Aeromotive regulator, MSD 6A, MSD BTM, FRPP 42# injectors, Pro-Flow Air Optimizer, Trick Flow Track Heat intake, Edelbrock 75MM TB, AFM Power Pipe


