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Started by 1974dodgecharger, November 08, 2015, 01:46:57 AM

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1974dodgecharger


myk


1974dodgecharger

Quote from: myk on November 08, 2015, 01:55:04 AM
Just....WOW


because 500HP was not enough  ::) and I cant afford a 572 HEMI that puts out 700HP crate engine  :rotz:

skip68

skip68, A.K.A. Chuck \ 68 Charger 440 auto\ 67 Camaro RS (no 440)       FRANKS & BEANS !!!


Mopar Nut

Impressive very impressive!

Can't wait for the install and hear a video.
"Dear God, my prayer for 2024 is a fat bank account and a thin body. Please don't mix these up like you did the last ten years."

myk

I guess the OP and the maker of that blower are on good terms, now...

1974dodgecharger

Quote from: myk on November 08, 2015, 06:55:25 AM
I guess the OP and the maker of that blower are on good terms, now...

LONG story short...YES!!!! 

Ghoste


skip68

skip68, A.K.A. Chuck \ 68 Charger 440 auto\ 67 Camaro RS (no 440)       FRANKS & BEANS !!!


1974dodgecharger

Quote from: skip68 on November 08, 2015, 07:44:32 AM
Any HP estimates?   

Lowest boost possible 700hp.  Will find out once I get it on dyno once all complete. ....I pr3dict to wheels 550 to 600 because I rebuilt my whole drivtrain......means im horrible.

Lennard

That's a nice piece of bling :drool5:

nvrbdn

now that truly shows you have a great relationship with her. :cheers:


    Kinda makes me tear up.  :rofl:
70 Dodge Charger 500
70 Duster (Moulin Rouge)
73 Challenger
50 Dodge Pilot House

myk

Now I'm not too familiar with FI setups, but is this the sort of blower that keeps everything under the hood, or will this thing and it's carbs be sticking out of the hood?

crj1968


Lennard

Quote from: myk on November 08, 2015, 09:09:24 AM
Now I'm not too familiar with FI setups, but is this the sort of blower that keeps everything under the hood, or will this thing and it's carbs be sticking out of the hood?
By the looks of it, he will have to cut a hole in his hood. :icon_smile_big:

myk

Damn.  I hope he goes fiberglass or runs without a hood, then...

70 sublime

Think he would just run with no hood .  I think I have seen as many pictures of his blue Charger with out the hood as with  :icon_smile_cool:
next project 70 Charger FJ5 green

WHITE AND RED 69

Nice!!!   :o   Can't wait to see that beauty installed!   :2thumbs:
1969 Dodge Charger R/T
2016 Jeep Grand Cherokee 75th edition
1999 Jeep Grand Cherokee
1972 Plymouth Duster

1974dodgecharger

Quote from: myk on November 08, 2015, 09:09:24 AM
Now I'm not too familiar with FI setups, but is this the sort of blower that keeps everything under the hood, or will this thing and it's carbs be sticking out of the hood?

old school roots blower myk with dual 750 carbs sticking past the hood...think madmax, fast and furious, etc....

69wannabe

Got to really build the bottom end to handle that blower, I am sure the guy told you how the engine had to be built to hold up to the forced induction. Billet main cap's with main stud's, H beam rods with very low compression pistons (7.5 to 1) i'm guessing and a steel crankshaft. Head stud's with really good head gasket's and a really good blower style or nitrous stall converter. We done a dyer's blower on a 440 several year's back and ran it with 8 lbs of boost and it ran good but with all that was spent I thought the dyno numbers would have been better. 475 horses to the rear wheels was a bit low I thought but that was the numbers it spit out. The biggest thing was the converter wasn't made for a blown engine and the dyno guy was afraid to swap the pulley's to get 14 lbs of boost out of it because the converter may come apart so that was it. I tried to convince my buddy to get a converter for it but It was on the sale block soon and didn't make no difference either way. He had a good foundation for some real power but he jumped from car to car so often it really didn't matter. If it wasn't instantly perfect (which most old car's are not and require tuning) then he would just trade it for something else. It may take you some doing but when you get it right you will have some crazy HP there!!! Just stay with it and keep working with it til you get it the way you want it!!!!

Baldwinvette77


1974dodgecharger

Quote from: 69wannabe on November 08, 2015, 08:57:19 PM
Got to really build the bottom end to handle that blower, I am sure the guy told you how the engine had to be built to hold up to the forced induction. Billet main cap's with main stud's, H beam rods with very low compression pistons (7.5 to 1) i'm guessing and a steel crankshaft. Head stud's with really good head gasket's and a really good blower style or nitrous stall converter. We done a dyer's blower on a 440 several year's back and ran it with 8 lbs of boost and it ran good but with all that was spent I thought the dyno numbers would have been better. 475 horses to the rear wheels was a bit low I thought but that was the numbers it spit out. The biggest thing was the converter wasn't made for a blown engine and the dyno guy was afraid to swap the pulley's to get 14 lbs of boost out of it because the converter may come apart so that was it. I tried to convince my buddy to get a converter for it but It was on the sale block soon and didn't make no difference either way. He had a good foundation for some real power but he jumped from car to car so often it really didn't matter. If it wasn't instantly perfect (which most old car's are not and require tuning) then he would just trade it for something else. It may take you some doing but when you get it right you will have some crazy HP there!!! Just stay with it and keep working with it til you get it the way you want it!!!!

thanks for the info...seems it varies a lot..known a old fart with a some similar build as mine had 800HP, but drove it for nearly 10 years took it apart and everything was fine..he rebuilt it up for 1k HP.  Then I hear guys show said they added octane 115 and blew up their engine  :smilielol:

I talked to my engine builder he ARP bolt/stud the whole engine and he guessed the C.R. at 10.5, but he said its probably lower since he was able to tune it with 87 octane with no pining at 500HP (383 to wheels on dyno with bad carb) so he said it will be able to handle 5lbs of boost...8lbs If im careful overall he said the 383 should be fine as long as I don't push it constantly....most people with blowers do burn outs at every stop sign to show off, hard accelerate to show off, etc....I hardly ever do burn outs in my car alone and most people told me by now my 383 should be dead, but has over 25k miles on it  ::)

off the top of my head my build:

eddy rpm heads 88cc
stock rockers
steel crank
KB pistons (hypertetenic)

I can keep going, but I do it have listed somewhere on  this forum.  My weak link I was told by Hampton is the pistons..he said if you plan to run high boost like 10lbs those ring lands will bust...at 10lbs that be nearly double what I want anyways....im aiming for 5lbs that's the lowest he said that blower will go.... :icon_smile_big:  hence estimate 700HP....


69wannabe

Yeah, the pistons are a weak point for sure. 5 lbs of boost would be all I would toss at it with that much compression already there. I have had a few 383's and built a few for other people and they are tough for sure!!! I drove mine for three years before I swapped in the 440 and it got treated pretty rough!! Went through several clutches since I was alot younger then and was not aware of the treasure I was driving. I have a 493 ci in it now and have slowed my driving down for the most part but the hp is there if I need it!! Good luck with the blower install!!!

skip68

Honestly my opinion is at 4 lbs of boost you're dancing with the devil.   You've gotta lower that compression ratio.    :Twocents:
skip68, A.K.A. Chuck \ 68 Charger 440 auto\ 67 Camaro RS (no 440)       FRANKS & BEANS !!!


skip68

 :cheers:
skip68, A.K.A. Chuck \ 68 Charger 440 auto\ 67 Camaro RS (no 440)       FRANKS & BEANS !!!