Forced Induction Superchargers | Turbochargers | Intercoolers

new best but killed my pg case.

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Old 05-29-2019, 12:15 PM
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Man I have been following your build since the 83mm turbine. Your car is moving with such a simple build ( microsquirt, 80lb injectors), just awesome.
Old 05-29-2019, 12:38 PM
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thanks. I have tried to do things that don't take away from the street manors of the car. if it wasn't for the spool you whould think it was a 13 sec car. but I like it that way.
Old 05-29-2019, 03:06 PM
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Agree. I don’t worry too much about duty cycle. I just watch the AFR.
when you add fuel and the only thing changing is the duty cycle, time to re-evaluate!
Old 05-29-2019, 03:35 PM
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thanks ron

it is still ok but I have to be near the limit of the injectors. most people don't try they go to bigger ones long before I have.
Old 05-30-2019, 12:06 AM
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Inspiration to get flex sensor.........
Old 05-30-2019, 11:34 AM
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You found the limit of that 1.76 gearset in the glide, which is a stock GM gearset LOL! I ran a stock case 1.76 gear PG in my bracket race car, BBC 800ish HP. I ran on just the 2 barrel portion of my throttle (and not full throttle) body and ran low tens for two reasons (1) I didn't want my 17 year old driver (my son) to go 150 mph and (2) I did not want to break the glide. Made 150 or so passes running 10 flat. Probably made 4 or 5 passes running low 9's but that is it. And the car only weighs 2900 pounds.

Went to a BTE top sportsman glide, 1.82 gear set with aftermarket case and all the goodies. BTE puts them on sale every November for Black Friday Week for 20% off which makes them a very good deal for what you get. Got about 150 low 9 second passes on the BTE glide and it has been flawless.

You could put an aftermarket 1.82 straight cut gearset in a stock case, lots of racers do, and it will hold good power if it is built right. But all stock PG cases are pretty much wore out now so it would be a crap shoot.

Good Luck.
Old 05-30-2019, 12:25 PM
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im going to pull the glide and make it right get it in the car and working good then sell it . there are to many good parts in it to throw it out. will make a good trans for somone with a bracket car.
Old 05-30-2019, 01:23 PM
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Do you drive it on E85 exclusively? Any recent pump gas driving or test hits?
Old 05-30-2019, 01:29 PM
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it has been on e85 for 3 years . it is 2.09 a gallon 3 miles from my house.i do not have a flex fuel sensor it is tuned on e85. broke the trans Monday and have been taking my time working on it.
Old 05-31-2019, 08:11 AM
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Have you ever considered moving to a goldbox? Just curious do you think its needed.
Old 05-31-2019, 09:01 AM
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the gold box is a nice setup. I have used them and for the price they are a better all around ecu but mine never gives me trouble so I just keep using it. I think it makes sense to go goldbox with any bigger injector than 80's for idle quality alone.
Old 05-31-2019, 10:42 AM
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holy crap you did that on 80's? what kinda fuel pressure do you run?
Old 05-31-2019, 10:50 AM
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58 psi base with stock rail mount regulators. two of them. I run it like two 4 cylinder engines. two 380 pumps, two 3/8 feeds and two 5/16 return's with a balance tube to keep them equal. I street drive on 1 pump and turn both on at the track. the 2nd pump having a check valve.
Old 06-01-2019, 08:59 PM
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Originally Posted by yenkomike
58 psi base with stock rail mount regulators. two of them. I run it like two 4 cylinder engines. two 380 pumps, two 3/8 feeds and two 5/16 return's with a balance tube to keep them equal. I street drive on 1 pump and turn both on at the track. the 2nd pump having a check valve.
Just goes to show how important an adequate supply of fuel to the injectors is. Great info!
Old 06-02-2019, 12:31 AM
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Yes, absolutely.
But what you have to watch is the pressure you are requiring from the pumps. All balectric pumps drop flow as pressure increases. So it gets to be a balancing act.
Bigger injectors ease the stress on the pumps.

I have to chuckle a bit.
Looked at the track where you run. Smooth and prepped.
i ran at my local track tonight, first outing this year. I backed it off to 16psi low gear, 19 psi after, pulled to the line to see no prep, and balled up rubber in the groove past the 60ft. I nearly crashed the car.

Tried another pass a bit later, 1.35 60, 9.15@147 car went hard right wheels up never lifted. Y’all ought to come try this.....
Old 06-02-2019, 05:58 AM
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yes . I have been there my local track (lapeer) was a old ruff track built in 1968 and they whould spray the first 5 feet. all balled up and nasty. so I set the car up with ladder bar coilover rear and slicks and it whould hook if you set it up to just kill the tires. well it sold last year and the new owner has made it a very nice track all diamond ground concrete for 700 feet . perfect prep. I have yet to have it spin. my only thought is hitting it to hard and breaking the car. so I feel for you ron I have been there for 31 years until they rebuilt.
Old 06-02-2019, 02:16 PM
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man that's the dream. doubt it'll happen here unfortunately. Our local is city owned, and while it generates plenty of revenue for upgrades it goes into the city park general fund...so buh-bye to that money lol
Old 06-02-2019, 03:06 PM
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Don’t change the stock short block!
i have 7 semi passes since oct last year, engine is full of metal. No doubt bearings. I’m pretty much done with this LS bs
Old 06-02-2019, 03:17 PM
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sorry to hear that. I have had good luck with stock parts with just a cleanup and ring gapping.
Old 06-02-2019, 03:18 PM
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Originally Posted by RonSSNova
Don’t change the stock short block!
i have 7 semi passes since oct last year, engine is full of metal. No doubt bearings. I’m pretty much done with this LS bs
No reason you can’t go back to a SBE and run it at 16-18 psi. It’s a shame that the “built” LS isn’t workin out for you.



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