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HIGHEST flowing EFI SBC intake....PERIOD. I may be ditching TPI!

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Old 11-15-2013, 06:59 PM
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Re: HIGHEST flowing EFI SBC intake....PERIOD. I may be ditching TPI!

Go with a Nelson Racing intake!

http://www.nelsonracingengines.com/t...ercar-003.html
Old 04-14-2014, 09:07 AM
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Re: HIGHEST flowing EFI SBC intake....PERIOD. I may be ditching TPI!

BUMP!


Intake is currently off and I am looking opinions on single planes.

Post up what you'd get if you were going single plane today.

So far I have found


-RHS (They make the intakes for FAST, so no reason to look at them)
-Victor E
-Pro-Ram(Made by Accell)



One area to note is my AFR heads are set up for 1205 gaskets. It looks like teh victor E and the Pro-Ram will work with those easily. The RHS is larger(closer to a 1206), so it wouldn't match perfectly as the other two would....

Last edited by NufNuffZ28; 04-14-2014 at 09:18 AM.
Old 04-14-2014, 09:27 AM
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Re: HIGHEST flowing EFI SBC intake....PERIOD. I may be ditching TPI!

Correct victor e is somewhere near a 1205 port out the box. Alittle smaller. Can be made to 1207. I made 1009 whp so far on mine
Old 04-14-2014, 09:34 AM
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Re: HIGHEST flowing EFI SBC intake....PERIOD. I may be ditching TPI!

Yeah, I would like to stay around a 1205 to avoid pulling heads to port...
Old 04-15-2014, 01:51 PM
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Re: HIGHEST flowing EFI SBC intake....PERIOD. I may be ditching TPI!

Is there a Victor E for centerbolt heads?
Old 10-29-2014, 01:02 PM
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Re: HIGHEST flowing EFI SBC intake....PERIOD. I may be ditching TPI!

Old thread, but what did you end up with for an intake? I'm trying to decide myself.
Old 10-29-2014, 01:15 PM
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Re: HIGHEST flowing EFI SBC intake....PERIOD. I may be ditching TPI!

Edelbrock Vic Jr...

Made 775 RWHP at 6900 so far with no other changes. Check my build thread. More info in there.





Trapped 110.5 1/8 as well...
Old 10-29-2014, 02:15 PM
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Re: HIGHEST flowing EFI SBC intake....PERIOD. I may be ditching TPI!

You went 103 in the 1/8 before and now 110.5? Thats an incredible gain. Hows how much good there is in allowing a motor to rpm. Tpi just doesnt cut it
Old 10-29-2014, 02:32 PM
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Re: HIGHEST flowing EFI SBC intake....PERIOD. I may be ditching TPI!

Yes, I THINK I may of trapped higher once or twice, but not sure.

Overall OVER 7 MPH gain in the 1/8.(and the newest run was VERY less than optimal...NO WOT in 1st or 2nd).

The gain is all over 6000 RPM though. If you swap intakes and don't increase RPM, the swap is worthless..

TPI does NOT cut it for all out performance
Old 10-29-2014, 02:32 PM
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Re: HIGHEST flowing EFI SBC intake....PERIOD. I may be ditching TPI!

Old 10-29-2014, 09:22 PM
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Re: HIGHEST flowing EFI SBC intake....PERIOD. I may be ditching TPI!

Yeah your cam and heads wanted to make power to well over 5800 so that makes sense
Old 10-29-2014, 10:02 PM
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Re: HIGHEST flowing EFI SBC intake....PERIOD. I may be ditching TPI!

Weren't you still quicker with TPI with a 6.84 second 1/8 time? I know when I switched to a miniram my torque took a nosedive.
Old 10-30-2014, 09:11 AM
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Re: HIGHEST flowing EFI SBC intake....PERIOD. I may be ditching TPI!

Yes, but this was the first time out..on old Drag radials.Only went to log a few runs. TPI was on ET streets leaving much better.(1.6 60')

This time I never went wide open throttle in first or second at all! It is much faster now. I just wasn't concerned with running a number yet!

Did I lose torque? Yeah, a little, but it doesn't matter. With the power it makes now and how hard it comes on you can't notice it
Old 10-30-2014, 09:13 AM
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Re: HIGHEST flowing EFI SBC intake....PERIOD. I may be ditching TPI!

Originally Posted by Orr89RocZ
Yeah your cam and heads wanted to make power to well over 5800 so that makes sense
Yes. I was simply stating that so people who swap to a single plane realize everything else(besides just the intake) needs to be able to turn more RPM or the swap won't be beneficial to you.
Old 10-30-2014, 09:24 AM
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Re: HIGHEST flowing EFI SBC intake....PERIOD. I may be ditching TPI!

Originally Posted by Tony89GTA
Weren't you still quicker with TPI with a 6.84 second 1/8 time? I know when I switched to a miniram my torque took a nosedive.
No he said no wot in 1 or 2
Old 10-30-2014, 10:12 AM
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Re: HIGHEST flowing EFI SBC intake....PERIOD. I may be ditching TPI!

Originally Posted by NufNuffZ28
Yes. I was simply stating that so people who swap to a single plane realize everything else(besides just the intake) needs to be able to turn more RPM or the swap won't be beneficial to you.
I think I'm one of the "people"-fully agree with comment above....
Old 10-30-2014, 10:20 AM
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Re: HIGHEST flowing EFI SBC intake....PERIOD. I may be ditching TPI!

Originally Posted by bogo
I think I'm one of the "people"-fully agree with comment above....
You need to turn your combo more RPM. It is wanting it. Have you done teh math to see what your blower will take?
Old 10-30-2014, 11:14 AM
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Re: HIGHEST flowing EFI SBC intake....PERIOD. I may be ditching TPI!

I reach max impeller speed (50k) @ 5800 rpms so if I want to spin it higher, I need to change pulley as a minimum.
Old 10-30-2014, 11:32 AM
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Re: HIGHEST flowing EFI SBC intake....PERIOD. I may be ditching TPI!

Well, do it(or upgrade the blower). You have a lot of HP just sitting there waiting for you!
Old 10-30-2014, 11:53 AM
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Re: HIGHEST flowing EFI SBC intake....PERIOD. I may be ditching TPI!

Originally Posted by bogo
I think I'm one of the "people"-fully agree with comment above....
Yours was abit of a unique situation i guess, i expected to see a gain all over the powerband but definately more up top
Old 10-31-2014, 08:32 PM
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Re: HIGHEST flowing EFI SBC intake....PERIOD. I may be ditching TPI!

If I remember correctly didn't you have a stock TPI unit before? Can't wait to see some results with a set of slicks, have you thought about a rear gear change? You probably would run out of gear in the 1/4 since you would trap so high but I can see in the 1/8 track it could help.
Old 10-31-2014, 09:11 PM
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Re: HIGHEST flowing EFI SBC intake....PERIOD. I may be ditching TPI!

Tpi before was highly ported stock base, ported slp runners, siamesed plenum, and 58mm holley.

I will be running the same et streets I ran last time with the tpi in a couple weeks.


I have a 3.50 rear. With 26" tires I like it... 112 in third and 155ish in 4th. About right for my set up. I'd love to trap 150..... but 145 would be OK.


Really want a 9 second pass!
Old 11-26-2014, 10:05 AM
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Re: HIGHEST flowing EFI SBC intake....PERIOD. I may be ditching TPI!

What TB/Elbow combo did u end up going?

I am trying to figure out what all parts I want for my newest set-up. Short blocks almost ready, now I need to figure out the rest of the parts.

421ci AFR 220's, Now I am Leaning to the RHS/Fast Intake for the 1206 gasket out of the box


Not sure if I should go the 4bbl TB or an Elbow with an LS2 or something similar..... thoughts?
Old 11-26-2014, 12:59 PM
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Re: HIGHEST flowing EFI SBC intake....PERIOD. I may be ditching TPI!

Check my thread! I went with a custom elbow that fits to a 58mm Holley TB.

If you don't already have a TB, I'd get an elbow from http://www.6061.com/ and use a LS1 style TB
Old 11-26-2014, 02:25 PM
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Re: HIGHEST flowing EFI SBC intake....PERIOD. I may be ditching TPI!

Must be getting blind in my old age, lol, not sure how I missed that, thanx

What is the advantages to the LSx style TB over a typical 4barrel?
Old 11-26-2014, 02:27 PM
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Re: HIGHEST flowing EFI SBC intake....PERIOD. I may be ditching TPI!

Cold air intake is easier to plumb due to being round. 4bbl needs hat and then run piping.
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