LT1-LT4 Modifications 1993-97 Gen II Small Block V8

Estimate hp/times

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Old Jul 14, 2008 | 08:57 PM
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Default Estimate hp/times

I'm gearing up to do a head/cam swap on my 94 lt1 m6 t/a and was just wondering what I can expect on the dyno and on the track. The mods will be: full bolt ons, 4.10s, comp xe230/236 cam @112 lsa. 1.6 rockers (which makes the lift .544/.555), comp 918s, ported stock heads and intake manifold ported to match. I have no stock or bolt on dyno #s but the car has always ran strong. With the bolt-ons it runs dead even with my buddies '01 SS m6 that puts down 310 at the wheels stock with 3.73s so that should give you an idea. Also, what do u think of this port wok. The heads were bought as bare castings and ported. They have about 25k on them so they are a bit dirty right now but you get the idea..
Attached Thumbnails Estimate hp/times-3_343.jpg   Estimate hp/times-6_895.jpg   Estimate hp/times-7_583.jpg  
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Old Jul 15, 2008 | 12:06 AM
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bump?
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Old Jul 15, 2008 | 12:38 AM
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i'd say it would run low 12's on a decent DR, and if you can drive good..possibly a little quicker depending on the heads
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Old Jul 15, 2008 | 01:58 AM
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who did the heads? what valves?
if they are good heads it should make 400
if you can drive good and good supension you should be in the low 11 to high 10;s..all this being if its done right and good...if its half assed you can expect low 12's and about 355hp
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Old Jul 15, 2008 | 01:21 PM
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I would like to know also as I am doing nearly the same cam to nearly the exact same car / set up. The only difference being that I also have an ewp, and no ac or ps, just the alt. Any more info would be great, thanks.
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Old Jul 15, 2008 | 01:29 PM
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Originally Posted by 94GreenMachine
I would like to know also as I am doing nearly the same cam to nearly the exact same car / set up. The only difference being that I also have an ewp, and no ac or ps, just the alt. Any more info would be great, thanks.
I also have an ewp, I just figured its in the "full bolt ons" category. I do have ac and ps tho. As for the heads, I do not know who did the port work because I am getting them from a middle man who picked them up from an impala ss that went 396. I am guessing that it was decent professional porting work (he ran a 224/230 cam with the heads) because the impala guy had the money to pay for stock head castings from the GM dealership!
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