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Edelbrock's HI-flow tpi setup Vs. HSR

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Old May 15, 2009 | 01:41 PM
  #1  
Floorman279's Avatar
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Edelbrock's HI-flow tpi setup Vs. HSR

Which one is better? can anyone compare the 2 to me swince roughly they are about the same price
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Old May 15, 2009 | 01:55 PM
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From: Displaced Texan living in NC
Car: 1988 Pontiac Firebird Trans AM GTA
Engine: Tune-port Injected 6.3L
Transmission: Borg-Warner T56 six-speed
Axle/Gears: Borg/Warner 9-bolt with 3.70:1
Re: Edelbrock's HI-flow tpi setup Vs. HSR

Not sure why you started a whole new thread, but I'll play...

Brand: Edelbrock
Product Line: Edelbrock High-Flo TPI Systems
Part Type: Intake Manifolds, Fuel Injected
Part Number: EDL-3890
Engine Block Style: Stock/OEM standard deck
Injection Style: Multi-port
Basic Operating RPM Range: Idle-5,500
Intake Section Included: Complete
EGR: No
Injectors Included: No
Fuel Rails Included: No
Aftermarket Fuel Rail Required: No
Throttle Body Included: No
Supplemental Bosses Cast-In: No
Supplemental Bosses Machined: No
Runners Included: Yes
Runners Removable: Yes
Plenum Material: Aluminum
Plenum Finish: Natural
Base Material: Aluminum
Base Finish: Natural
Quantity: Sold as a kit.

Intake Manifold, High-Flo TPI, Aluminum, Natural, Multi-Port, Chevy, Pontiac, Camaro, Firebird, 5.0/5.7L, Kit

Check to make sure this part fits your application Horsepower gains from Edelbrock.
Designed for late model 1985-91 305/350 small block Chevys with tuned port injection, these Edelbrock High-Flo TPI systems make an 18-20 HP gain over stock. They require no changes to the stock computer, and are a great way to increase your horsepower and torque.

----------------------------------------------------------------------------------

Brand: Holley
Product Line: Holley Stealth Ram EFI Intake Manifolds
Part Type: Intake Manifolds, Fuel Injected
Part Number: HLY-7540
Engine Block Style: Stock/OEM standard deck
Injection Style: Multi-port
Basic Operating RPM Range: Idle-6,000
Intake Section Included: Complete
EGR: No
Injectors Included: No
Fuel Rails Included: No
Aftermarket Fuel Rail Required: No
Throttle Body Included: No
Supplemental Bosses Cast-In: No
Supplemental Bosses Machined: No
Runners Included: Yes
Runners Removable: Yes
Plenum Material: Aluminum
Plenum Finish: Natural
Base Material: Aluminum
Base Finish: Natural
Quantity: Sold as a kit.
Notes: Holley Twin 58mm throttle body or stock Chevrolet LT1 throttle body required. Upper to lower intake gasket provided.

Intake Manifold, Stealth Ram EFI, Aluminum, Natural, Multi-Port, Chevy, Small Block, Kit

Check to make sure this part fits your application Real power, real performance.
These Stealth Ram EFI intake manifolds from Holley are not only great looking, but they're powerful, too. These intakes are designed to promote excellent midrange torque, along with outstanding high-rpm power.

I think it's actually going to be much more expensive to go with the Holley unless you can find a complete setup used. In addition to the manifold you're also going to need a new throttle body, injectors, and such for it to work effectively. With the Edelbrock setup you can reuse all of that stuff and is a direct bolt in and will require less to get back on the road. Thunder Racing sells the entire HSR kits and they're around $2400 for everything you'll need to go with it.
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Old May 25, 2009 | 07:21 PM
  #3  
Seanmay1's Avatar
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From: GA
Car: 89 Firbird Formula WS6
Engine: TPI 305
Transmission: T 5
Axle/Gears: 3.45 Posi 9 bolt
Re: Edelbrock's HI-flow tpi setup Vs. HSR

I don't see how it would cost $2400 to put the HSR on. As long as he already has a TPI car it wouldn't be anywhere near that
http://stealthram.com/costtoswap.html
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Old Sep 28, 2011 | 01:07 AM
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Chevy86 IROC-Z's Avatar
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Car: 1986 Camaro Z28 IROC-Z
Engine: 350 Tuned Port Injection, for now.
Transmission: 700R4
Axle/Gears: Posi - 3.23
Re: Edelbrock's HI-flow tpi setup Vs. HSR

Back from the dead. Can anyone answer this? Or is this post dead in the water because I would really like to know.
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Old Sep 28, 2011 | 01:32 AM
  #5  
vetteoz's Avatar
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From: Not in Kansas anymore
Car: 82 Z28
Engine: 383 SP EFI/ 4150 TB
Transmission: T400
Axle/Gears: QP 9" 3.73
Re: Edelbrock's HI-flow tpi setup Vs. HSR

Originally Posted by Chevy86 IROC-Z
I would really like to know.
All here.
http://xtremecarzone.com.au/index.php?showtopic=386

Tests done on hot 383 but differences ( torque /Hp curves ) still relevant to each other.
Hi-flow peaked at 5K ; HSR pulls higher
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Old Sep 30, 2011 | 01:21 AM
  #6  
Chevy86 IROC-Z's Avatar
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From: Far West
Car: 1986 Camaro Z28 IROC-Z
Engine: 350 Tuned Port Injection, for now.
Transmission: 700R4
Axle/Gears: Posi - 3.23
Re: Edelbrock's HI-flow tpi setup Vs. HSR

Originally Posted by vetteoz
All here.
http://xtremecarzone.com.au/index.php?showtopic=386

Tests done on hot 383 but differences ( torque /Hp curves ) still relevant to each other.
Hi-flow peaked at 5K ; HSR pulls higher
So the Hi Flow is still better compaired to my stock TPI. Its a good step for me because it falls within my budget. But of course if I had more money, I would certainly like to buy the TPIS Miniram. So my next big purchase, a set of High FLow Runners. Thanks for the link vetteoz.
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Old Mar 27, 2012 | 06:30 AM
  #7  
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From: Wisconsin near the 54757
Car: 1986 Camaro Z28
Engine: 385" SBC
Transmission: built out 700r4
Axle/Gears: 4th gen, 373, LSD, GIRDLE
Re: Edelbrock's HI-flow tpi setup Vs. HSR

i say run the edelbrock lower, as&m runners, and have the whole shebang extrude honed. bam done deal. that would be of course if u were runnin a stroker and needed the flow though
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Old Mar 27, 2012 | 07:13 AM
  #8  
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Re: Edelbrock's HI-flow tpi setup Vs. HSR

HSR is the better bang for buck, the only real reason to run the edelbrock base is if you want to keep the stock look.
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