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500 RWTQ on LS2 with 243 casting????

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Old 11-28-2008, 02:34 PM
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Default 500 RWTQ on LS2 with 243 casting????

Saw this on Corvetteforum. Someone claiming to be making 500 RWTQ with an Ls2 on pump gas with ported 243 castings. Again, this is Torque, not Horsepower.

http://forums.corvetteforum.com/c6-t...-please-6.html

Note the dyno graph.



I'm having issues with both the grpah, and the possibilty of making that much torque out of a 364" motor. Just wanted to get some input. Also, has anyone seen what he delta was between a Dynomite and a Dynojet.
Old 11-28-2008, 02:41 PM
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with 241 casting's on my 402 LS2 im putting 469 rwtq and 500 rwhp ...
Old 11-28-2008, 03:54 PM
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Originally Posted by J-Rod
Saw this on Corvetteforum. Someone claiming to be making 500 RWTQ with an Ls2 on pump gas with ported 243 castings. Again, this is Torque, not Horsepower.



I'm having issues with both the grpah, and the possibilty of making that much torque out of a 364" motor. Just wanted to get some input. Also, has anyone seen what he delta was between a Dynomite and a Dynojet.
J-Rod the Speed World Challenge C5 Vettes( LS6s and also the LS2s) were making over 550 rwhp and over 500 rwtq with LPE 243 casting (http://www.lingenfelter.com/store/88958622.html), GMs cup cam, dry sump, light wt rotating parts, Fast 90/90s engines. and a 7200 rpm red line.

Now these engines were on 100 octane race fuel and only lasted a few hours, 2 to 3 races of run time before they blew up.

On pump gas, I dont think so either.

Last edited by AU N EGL; 11-28-2008 at 07:44 PM.
Old 11-28-2008, 05:15 PM
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That hump in the graph is as meaningful as people claiming a RWT figure when their converter flashes. There are lots of auto 346 and 408's here that make over 500RWT at 3k.
Old 11-28-2008, 08:59 PM
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that tq curve looks like a roof top of a house, not a table like its supposed to. i would like more info as well
Old 11-28-2008, 09:41 PM
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Time for some track times
Old 11-29-2008, 12:15 PM
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Odd looking graph.
Old 11-29-2008, 02:04 PM
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Originally Posted by silverz28camaro
Time for some track times
What he said
Originally Posted by ScreaminRedZ
Odd looking graph.
What he said.

Track #s or
Old 12-06-2008, 01:49 AM
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Originally Posted by AU N EGL
J-Rod the Speed World Challenge C5 Vettes( LS6s and also the LS2s) were making over 550 rwhp and over 500 rwtq with LPE 243 casting (http://www.lingenfelter.com/store/88958622.html), GMs cup cam, dry sump, light wt rotating parts, Fast 90/90s engines. and a 7200 rpm red line.

Now these engines were on 100 octane race fuel and only lasted a few hours, 2 to 3 races of run time before they blew up.

On pump gas, I dont think so either.

Are you on crack? They NEVER made anywhere NEAR 500 rwtq, even unrestricted. Trust me, I know. Were they fragile? sure. As is any race motor.
Old 12-06-2008, 08:22 AM
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Three words......L....O....L....



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