TPITuned Port Injection discussion and questions. LB9 and L98 tech, porting, tuning, and bolt-on aftermarket products.
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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.
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.
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.
__________________ -Patrick GTA: Grand Turismo Americano (Grand Touring America) 1988 Pontiac Trans AM GTA...yeah...not stock anymore. 1 of 930 1988 Gunmetal Metallic GTAs produced (87U) See my CarDomain site:Code name: Vaderor myTGO vBGarage Built byZeus Performanceand tuned by Alvin atPCMforLess
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
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.