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Old 03-31-2018, 10:23 AM   #1
slowlypullin
 
Drives: 2017 Camaro SS 1LE
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2017 SS 1le Procharger 700+ rwhp

I found a shop in Georgia that claims to have made 761 rwhp on a stock bottom end 2017 SS 1le. The mods they claim are the following:
MSD intake
Procharger P1X stage 2
TSP Cam with 32% fuel lobe
Pushrod Trunion upgrade
They claim to have done this on 93 octane with a stock fuel system. Is anyone else getting close to this numbers?
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Old 03-31-2018, 10:29 AM   #2
JANNETTYRACING

 
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Fake News

The stock LT-1 fuel system even with a cam will not support those numbers.

Stock LT4 fuel system Yes.

Or with Meth injection Yes.

Ted.
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Old 03-31-2018, 11:27 AM   #3
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Quote:
Originally Posted by JANNETTYRACING View Post
Fake News

The stock LT-1 fuel system even with a cam will not support those numbers.

Stock LT4 fuel system Yes.

Or with Meth injection Yes.

Ted.
What ted's saying is....
The dyno operator made those numbers

That way you hopefully give them some $$

Probably in the 600's realistically
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Old 03-31-2018, 12:37 PM   #4
ShizzySupra
 
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Its Rollins Performance. They say 737whp SAE on 9 psi no meth, stock bottom end, stock fuel just a cam. 1LE car.
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Old 03-31-2018, 01:59 PM   #5
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Quote:
Originally Posted by slowlypullin View Post
I found a shop in Georgia that claims to have made 761 rwhp on a stock bottom end 2017 SS 1le. The mods they claim are the following:
MSD intake
Procharger P1X stage 2
TSP Cam with 32% fuel lobe
Pushrod Trunion upgrade
They claim to have done this on 93 octane with a stock fuel system. Is anyone else getting close to this numbers?

Ive seen a few of these already. usually around 710 - 720
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Old 03-31-2018, 08:54 PM   #6
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Actually, the shop is in Gainesville, Florida and they just claimed the exact same thing. I questioned them about it but, they stuck to their guns.

Not sure if this post will work or not.

Hmm, the post didn't work but, I'll list off their mods and what they said.

"Turn the volume up and check out this 2018 Camaro SS 1LE laying down 761 WHP 648 WTQ! Texas Speed VVT-2 Cam Pachage, MSD Intake, Bolts Ons, And A ProCharger all built by Rollins Automotive Speed and Custom in Gainesville Florida!"

My line of questioning...

Me: What fuel upgrades were done? Did they also do drop-in pistons?

Them: Stock bottom end. 32% fuel lobe and lash cap. Stock pumps, rails, etc.

Someone else: Does it have meth?

Them: 93 pump gas no meth. Very conservative tune with only 11 degrees of timing

Me: I have to admit that I’m confused. I’ve watched these new LT1’s getting built that have required extensive fuel upgrades and/or drop in pistons to make anywhere near this power—which usually makes boosting them a bit cost prohibitive. This includes some of the most reputable shops that work on LS/LT cars in the country. I’m not saying that you guys are withholding information but, this is very surprising.

I’m cautiously interested.


After that, they stopped responding to me.
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Last edited by USAFS197; 03-31-2018 at 09:36 PM.
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Old 03-31-2018, 11:30 PM   #7
laynlo15
 
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I'm just almost out of fuel at 703 with 50/50 meth/water, Lingenfelter big bore pump, lt4 injectors. Much above that is questionable.
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Old 04-01-2018, 07:00 AM   #8
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Here's how you solve the problem and figure out if it's BS or not.

Ask for a trap speed.
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Old 04-01-2018, 08:04 AM   #9
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That's what I did.
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Old 04-01-2018, 09:39 AM   #10
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Trap speed may be completely irrelevant if the owner doesn't drag race their car. I know my car will never see a drag strip--even if it was next door to my house.
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Old 04-01-2018, 09:52 AM   #11
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Pretty far-fetched claim they are making.

They claim stock pumps,rails,etc: as a 1LE car it SHOULD have the LT4 in-tank (low pressure) fuel pump, and the normal LT1 high pressure fuel pump, which they are overdriving with a +32% cam lobe. The injectors must be included in the 'etc' which means claimed stock LT1.

The chances of putting enough fuel for a supercharged car (crank drag=must burn alot of fuel to get good rear wheel hp) to make 761rwhp, through those little LT1 injectors in the short timespan that is available in a DI engine (pulse width) is not very good.
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Old 04-01-2018, 10:04 AM   #12
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Quote:
Originally Posted by USAFS197 View Post
Trap speed may be completely irrelevant if the owner doesn't drag race their car. I know my car will never see a drag strip--even if it was next door to my house.
Trap speed gives a good idea on power-to-weight ratio, which will therefore give a good idea if the horsepower claimed is anywhere near being true. That is why they are wondering.
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Old 04-01-2018, 12:30 PM   #13
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Maybe they are running at 100% duty cycle with a side of a prayer.
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Old 04-02-2018, 01:54 AM   #14
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What dyno are they using? Also have you seen any graphs of other cars you might be able to compare on?
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