LT1 Based Engine Tech 1993-1997 LT1/LT4 Engine Related

Anyone want to guess what my 383 will put down on the dyno?

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Old 08-06-2005, 01:51 AM
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Talking Anyone want to guess what my 383 will put down on the dyno?

Well im about 2weeks away from getting my 383 dynoed and tuned. Just wanted to see what the LT1 community thinks it will do. Ill list everything so all of you have a good Idea of what it will make. Just so everyone knows the car is a M6 with a 10bolt.

Parts on the car:

-383 short block
3.75 stroker crank, 4340 forged eagle crank
6in H-beam rods
Wisico forged pistons, 11:0:1 COMPRESSION

-Ignition
MSD 6al box,NGKTR55 plugs, MSD 8mm wires

-Induction
CAI, BBK 58mm TB, LT4 intake ported

-Exhaust
Pacesseter longtube headers
3in y-pipe and 3in Borla catback

-Top end
210 AFR heads ported by Lloyed Elliot
.2 136/99
.3 197/135
.4 239/167
.5 276/188
.6 296/205
.7 301/219

-cam
235/245, 585.intake, .595ex at 112+4

-Fuel supply
36lb. injectors
255 walbro fuel pump

Just wonder what all of you think
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Old 08-06-2005, 03:22 AM
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Re: Anyone want to guess what my 383 will put down on the dyno?

~470 rwhp/tq.

edit: if those gears in that 10 bolt are anything more than like a 3.73 i'm going to guess 0rwhp/tq.

and i think you know why
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Old 08-06-2005, 03:23 AM
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Re: Anyone want to guess what my 383 will put down on the dyno?

530>--<550hp at flywheel
450>--<470rwhp
440rwtq

Last edited by JustNO; 08-06-2005 at 03:32 AM.
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Old 08-06-2005, 03:25 AM
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Re: Anyone want to guess what my 383 will put down on the dyno?

435rwhp/430rwtq
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Old 08-06-2005, 05:18 AM
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Re: Anyone want to guess what my 383 will put down on the dyno?

Originally Posted by pillagenburn
~470 rwhp/tq.

edit: if those gears in that 10 bolt are anything more than like a 3.73 i'm going to guess 0rwhp/tq.

and i think you know why

ya I know why, boom!!!!
but, ya I have 3.73
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Old 08-06-2005, 08:45 AM
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Re: Anyone want to guess what my 383 will put down on the dyno?

427 rwhp/412rwtq, SAE of course.
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Old 08-06-2005, 10:07 AM
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Re: Anyone want to guess what my 383 will put down on the dyno?

434rwhp / 418rwtq corrected if you have a good tuner.
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Old 08-06-2005, 10:51 AM
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Re: Anyone want to guess what my 383 will put down on the dyno?

Only one way to find out Roger.... Hurry up and get the beast done.... I'm gonna say 420 to da wheels.....
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Old 08-06-2005, 01:39 PM
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Re: Anyone want to guess what my 383 will put down on the dyno?

438 rwhp @ 6100 rpms
420 rwtq @ 4700 rpms

Good Luck!
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Old 08-06-2005, 03:03 PM
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Re: Anyone want to guess what my 383 will put down on the dyno?

450rwhp
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Old 08-06-2005, 03:16 PM
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Re: Anyone want to guess what my 383 will put down on the dyno?

430-440 Rwhp/~420 Rwtq
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