AFR 205s + ERL 427 (Baseline dyno numbers added, ET Added)
#22
On The Tree
Join Date: Jul 2003
Location: West Virginia
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Looks great! I'm getting ready to build a ERL motor myself. Did you use their service block? The decision I going to make is do I have my LS7 converted to a 6 bolt or use their service block? Still have not decided yet.![Bang Head](https://ls1tech.com/forums/images/smilies/LS1Tech/gr_banghead.gif)
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#23
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I'll be stopping by BSP tomorrow to see where we are, we were just waiting on the knock and cam sensor LS1 - LS2 conversion harness from Scoggin-Dickey to be able to finish. Hopefully we can get her fired up this weekend.
Last edited by GTO1_OHIO; 05-06-2011 at 05:37 PM.
#25
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You really need the bigger primaries - 1 7/8 do wonders even on bone stock LS1s - been there, done it. You also would benefit from better after cat setup but true 2.25" duals won't be nearly as restrictive as a y-pipe would be. Sling some 1 7/8 primaries at it "while you're in there".
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#26
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Start up video
![](http://i2.photobucket.com/albums/y26/GTO1/Videos/GTO1427/th_MVI_0854.jpg)
Dyno Video
![](http://i2.photobucket.com/albums/y26/GTO1/Videos/GTO1427/th_MVI_0866.jpg)
The baseline numbers 489.29 rwhp 475.52 rwtq
Erik didn't have to do much to the tune to get her going other than the adjustment for the larger injectors and as you can see between the two run in the dyno graph we took away some fuel up top. That little adjustment up top gave us 9 more at the wheels. The car ran perfectly with Ed's new cam ... we were totally surprised. We thought there was going to be some major tuning required to dial it in. What we did expect was the smaller heads choking her at 6000 ... but the cam's power range is only to 6200 so were pretty much right back at the original stock readline as opposed to the 7000 I ran last year....And I think that's a good thing. lol
I think once the motors broken in and the rings seat we'll get that 500 rwhp with our next round of tuning.
![](http://i2.photobucket.com/albums/y26/GTO1/Videos/GTO1427/th_MVI_0854.jpg)
Dyno Video
![](http://i2.photobucket.com/albums/y26/GTO1/Videos/GTO1427/th_MVI_0866.jpg)
The baseline numbers 489.29 rwhp 475.52 rwtq
Erik didn't have to do much to the tune to get her going other than the adjustment for the larger injectors and as you can see between the two run in the dyno graph we took away some fuel up top. That little adjustment up top gave us 9 more at the wheels. The car ran perfectly with Ed's new cam ... we were totally surprised. We thought there was going to be some major tuning required to dial it in. What we did expect was the smaller heads choking her at 6000 ... but the cam's power range is only to 6200 so were pretty much right back at the original stock readline as opposed to the 7000 I ran last year....And I think that's a good thing. lol
I think once the motors broken in and the rings seat we'll get that 500 rwhp with our next round of tuning.
![](http://i2.photobucket.com/albums/y26/GTO1/IMG_0870.jpg)
Last edited by GTO1_OHIO; 05-12-2011 at 07:27 AM.
#33
11 Second Club
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Sweet Tony did My 205 heads and combination last september Right down to choosing My cam having it ground and sending it out to me Along with telling me too get my compression up to 11.89:1,I am looking foward to seeing your track times as well as getting out to run mine and see some new numbers as well!!
#35
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Ran a 11.218 @ 119.96 1.589 on my first run today at the Columbus Racing rental at National Trails. I had no idea how the car was going to launch since I just picked it up from BSP last night and hadn't even driven it on the street ... so I launched off idle and got the new PB. DA was a wonderful 2195 so no help there for a NA motor. Theres a ton more left in her with some good prep and DA.
After that the prep degraded really fast and I couldn't get a clean launch. But even with the bad launches I got 11.57, 11.58, 11.59 and 11.67
After that the prep degraded really fast and I couldn't get a clean launch. But even with the bad launches I got 11.57, 11.58, 11.59 and 11.67
![](https://i2.photobucket.com/albums/y26/GTO1/112PB.jpg)
Last edited by GTO1_OHIO; 05-13-2011 at 08:25 PM.
#39
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Back from the dead for a little update.
On some slight changes to my car since the build, nothing to the motor though. Changed my stall from 3200 to 3600, swapped in a DSS carbon fiber drive shaft and changed from a 2.25 inch Borla exhaust to a 3 inch Kooks Street Screemer Exhaust.
The result is that my 60 ft has dropped to a consistent high 1.4s my last two times to the track. As a result I ran a 10.954 123.58 with a 1.496 60 ft this weekend at South Georgia Motor Sports Park. Speaks pretty well for Tony's work on the 205s.
On some slight changes to my car since the build, nothing to the motor though. Changed my stall from 3200 to 3600, swapped in a DSS carbon fiber drive shaft and changed from a 2.25 inch Borla exhaust to a 3 inch Kooks Street Screemer Exhaust.
The result is that my 60 ft has dropped to a consistent high 1.4s my last two times to the track. As a result I ran a 10.954 123.58 with a 1.496 60 ft this weekend at South Georgia Motor Sports Park. Speaks pretty well for Tony's work on the 205s.