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440" street engine 725 flywheel hp

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Old Apr 21, 2011 | 09:18 PM
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Default 440" street engine 725 flywheel hp

Never happy with anything we do, we took our 656 hp 427 and did some re-engineering. Added a little more stroke, some better head and a redesigned camshaft. I think it turned out pretty dang good.

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Va Speed sleeved ls2 block 4.125 bore
Manley 4.100 stroke crank
Manley 6.125 rods
Manley forged pistons
Va Speed Ls7 heads
Va Speed ported Fast 102
NW 102 TB
Custom cam (230's intake lobe)






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Old Apr 21, 2011 | 09:25 PM
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dang what kind of headers are those? pretty sure we'd never get anything like that in anything that came from the factory with an ls engine in it haha. torque is crazy.
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Old Apr 21, 2011 | 10:04 PM
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graph is smooth. Looks nice.
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Old Apr 21, 2011 | 10:32 PM
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Originally Posted by s346k
dang what kind of headers are those? pretty sure we'd never get anything like that in anything that came from the factory with an ls engine in it haha. torque is crazy.
Dyno headers

DAMN nice numbers!! What do you think this would put to the ground behind a 6 speed?
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Old Apr 21, 2011 | 10:54 PM
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Originally Posted by Pwebbz28
Dyno headers

DAMN nice numbers!! What do you think this would put to the ground behind a 6 speed?
ya i figured that much. just curious what they're worth over a more commonly used header design. i'd guess quite a bit on an engine that size.
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Old Apr 22, 2011 | 07:08 AM
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Originally Posted by s346k
ya i figured that much. just curious what they're worth over a more commonly used header design. i'd guess quite a bit on an engine that size.
i really can't say what their exactly worth, but it can't be much. We only lose 80 hp or so when putting one of these into a vette. That's std headers,full exhaust, complete drivetrain.
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Old Apr 22, 2011 | 07:11 AM
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Originally Posted by Pwebbz28
Dyno headers

DAMN nice numbers!! What do you think this would put to the ground behind a 6 speed?
it would depend on what kind of car, header and exhaust design, rear end, gear ratio,tire size etc.

in a vette- probably 630+

in an f body with a 9''-600 maybe a little more
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Old Apr 22, 2011 | 08:34 AM
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http://www.youtube.com/watch?v=lCKpk8Yxsiw
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Old Apr 22, 2011 | 10:53 AM
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With the change to LS7 heads, what C.R did you wind up with?
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Old Apr 22, 2011 | 01:25 PM
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Bet this thing would run strong in a 2800lb camaro! Great numbers.
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Old Apr 22, 2011 | 01:59 PM
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Very nice. If only I had more money.
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Old Apr 22, 2011 | 02:58 PM
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Pretty f'n stout indeed!! Nice work guys...cant wait to see what you can do with a few more cubes
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Old Apr 23, 2011 | 07:38 AM
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That is very impressive results. The cam is only a 230 duration? Am i reading that right? Great work guys!
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Old Apr 23, 2011 | 12:16 PM
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I would like to say thank you to shawn and ed at VA speed. I purchased this mill for my wifes 2000 ws6. it started out white with blue stripes. I posted a couple vids last fall of her whipping some doughnuts with the stock ls1. over the winter it revieved a complete color swap. tripple black with gunmetal stripes. Purchased and installed a MWC 9inch with all the goodies. Viper spec t-56 from rick at RTK transmissions. all new interior, audio and I have on order all the rest of the driveline components and front end chassi and supporting pieces. Im excited to see how this performs. Its my wifes car so I wanted it to run smooth as close to stock as possible. She likes the "pretty stuff", but you know Im going to drive it too. she is nervous, but I told her its just like the old one.lol. throttle controll is everything. I dont have any, but I can drive. Ill post a video in a couple weeks when the car is finished. I cant wait to see the look on her face when she hits it. VROOOOM! It was my dream to be able to build a car, it was my dream to be able to have top of the line components, and do it right. I personally wouldnt have done it with a ws6, but I built the car for her. My dream to do these things means nothing if you cant enjoy them with someone, so together, we will enjoy it. I like the saying "this bird eats snakes"

rinkle walls and clutch dumps comming this summer!!!

~Blake Dennis
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Old Apr 23, 2011 | 12:25 PM
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Originally Posted by 3500lt
I would like to say thank you to shawn and ed at VA speed. I purchased this mill for my wifes 2000 ws6. it started out white with blue stripes. I posted a couple vids last fall of her whipping some doughnuts with the stock ls1. over the winter it revieved a complete color swap. tripple black with gunmetal stripes. Purchased and installed a MWC 9inch with all the goodies. Viper spec t-56 from rick at RTK transmissions. all new interior, audio and I have on order all the rest of the driveline components and front end chassi and supporting pieces. Im excited to see how this performs. Its my wifes car so I wanted it to run smooth as close to stock as possible. She likes the "pretty stuff", but you know Im going to drive it too. she is nervous, but I told her its just like the old one.lol. throttle controll is everything. I dont have any, but I can drive. Ill post a video in a couple weeks when the car is finished. I cant wait to see the look on her face when she hits it. VROOOOM! It was my dream to be able to build a car, it was my dream to be able to have top of the line components, and do it right. I personally wouldnt have done it with a ws6, but I built the car for her. My dream to do these things means nothing if you cant enjoy them with someone, so together, we will enjoy it. I like the saying "this bird eats snakes"

rinkle walls and clutch dumps comming this summer!!!

~Blake Dennis
Sounds like a great build Blake! Good luck with its completion....cant wait to see the vids, too .
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Old Apr 23, 2011 | 05:50 PM
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Nice build!
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Old Apr 23, 2011 | 06:56 PM
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Originally Posted by BadROC
That is very impressive results. The cam is only a 230 duration? Am i reading that right? Great work guys!


yes,the intake lobe is in the 230's. This thing has a very mild idle. We had it idling at 700rpm on the dyno with no issues.
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Old Apr 23, 2011 | 06:58 PM
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Originally Posted by 3500lt
I would like to say thank you to shawn and ed at VA speed. I purchased this mill for my wifes 2000 ws6. it started out white with blue stripes. I posted a couple vids last fall of her whipping some doughnuts with the stock ls1. over the winter it revieved a complete color swap. tripple black with gunmetal stripes. Purchased and installed a MWC 9inch with all the goodies. Viper spec t-56 from rick at RTK transmissions. all new interior, audio and I have on order all the rest of the driveline components and front end chassi and supporting pieces. Im excited to see how this performs. Its my wifes car so I wanted it to run smooth as close to stock as possible. She likes the "pretty stuff", but you know Im going to drive it too. she is nervous, but I told her its just like the old one.lol. throttle controll is everything. I dont have any, but I can drive. Ill post a video in a couple weeks when the car is finished. I cant wait to see the look on her face when she hits it. VROOOOM! It was my dream to be able to build a car, it was my dream to be able to have top of the line components, and do it right. I personally wouldnt have done it with a ws6, but I built the car for her. My dream to do these things means nothing if you cant enjoy them with someone, so together, we will enjoy it. I like the saying "this bird eats snakes"

rinkle walls and clutch dumps comming this summer!!!

~Blake Dennis
no problem Blake- thanks for letting use do this build and get a little creative.
I can't wait to see this in the car.
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Old Apr 23, 2011 | 06:59 PM
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Originally Posted by HighspeedLean
With the change to LS7 heads, what C.R did you wind up with?
low 11's
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Old Apr 23, 2011 | 11:09 PM
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Nice work guys. Congrats on the results.

Cubes work. I am hearing good things about those heads too. Idles great for a FAST. Very smooth.
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