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My 403 LS2 L92 L76 ALL MOTOR!

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Old 02-09-2007, 09:59 PM
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5W0P3
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Default My 403 LS2 L92 L76 ALL MOTOR!

403 LS2
L92 heads, stock right out of the box. 921 springs.
L76 intake, right out of the box
Custom Xtreme Horsepower solutions cam.

551rwhp - 538rwtq

Finally got it running last week, and here we are


Old 02-09-2007, 10:13 PM
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WKMCD
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Still SWEET!!!!!
Old 02-10-2007, 01:48 AM
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mdhmi
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That's mega sweet for a NA setup. Plenty of power to have fun with without the added complexity of a power adder.
Old 02-10-2007, 11:56 AM
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St. Jude Donor '06, '13

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awesome power
Old 02-10-2007, 01:03 PM
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nasty...
Old 02-10-2007, 03:43 PM
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greg_nate
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Dude, that rocks. The torque is amazing. What was the price tag for this?

It also looks like there is more HP on the table as the HP curve flattens out at 5600 rpm. What is your exhaust setup like?

Last edited by greg_nate; 02-10-2007 at 03:45 PM.
Old 02-10-2007, 04:10 PM
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Chalky
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any cam specs?
Old 02-10-2007, 04:38 PM
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Old 02-10-2007, 05:54 PM
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I'm sure 5W0P3 is out driving the wheels of his car right now...

The cam specs are: 244/250 - .596/.596 - 112lsa cam

I think he's running stainless works headers, x pipe and corsa exhuast. I know he's plainning to go with a a bigger, stepped header and possible port his heads after he gets bored with 551rwhp.
Old 02-10-2007, 06:37 PM
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I'm also interested in how much it all cost you for the swap and parts.

Edit: Question answred in another thread.

Last edited by Deft; 02-10-2007 at 07:42 PM. Reason: addition
Old 02-10-2007, 07:21 PM
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NICK YOSKIN
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Originally Posted by mdhmi
That's mega sweet for a NA setup. Plenty of power to have fun with without the added complexity of a power adder.
Old 02-10-2007, 09:03 PM
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Gray Ghost GS
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Now those are the numbers I like to see out of a NA 403! Enjoy.
Old 02-10-2007, 09:47 PM
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Jersey_C5
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Nice numbers. Where do I sign up?
Old 02-11-2007, 03:26 PM
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sweeeet
Old 02-11-2007, 04:19 PM
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Very nice.

SAE corrected, I presume.
Old 02-11-2007, 05:44 PM
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DT
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What's insane is the L76/L92 intake/heads are unbelievably cheap! People have been saying for some some time this is going to be a killer combo, well, it looks amazing!

I'm actually blown away that those are out-of-the-box heads - I've seen some excellent flow numbers from worked over versions, but of course, that adds a decent amount of cost.

If you start with an L92 block, you can get a 414CI setup for within like $400 or so of the LS2 based motor.

Congrats, great numbers!

Oh one question - you used the GM rockers correct? The L92's require a specific rocker don't they?

Thanks!
Old 02-11-2007, 05:59 PM
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WKMCD
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Originally Posted by DT
What's insane is the L76/L92 intake/heads are unbelievably cheap! People have been saying for some some time this is going to be a killer combo, well, it looks amazing!

I'm actually blown away that those are out-of-the-box heads - I've seen some excellent flow numbers from worked over versions, but of course, that adds a decent amount of cost.

If you start with an L92 block, you can get a 414CI setup for within like $400 or so of the LS2 based motor.

Congrats, great numbers!

Oh one question - you used the GM rockers correct? The L92's require a specific rocker don't they?

Thanks!
They use L92 rockers. You can get the Harland-Sharpe mod on them.

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Old 02-11-2007, 08:03 PM
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chiefDave
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nice man!
Dave
Old 02-11-2007, 08:19 PM
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Inspiring!
Old 02-14-2007, 09:27 AM
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Didnt you redyno the car the other day? Just wondering if this is the same car over on ls1tech?


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