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

Have some options, looking for best use of $$

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Old 11-25-2010, 10:47 AM
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Default Have some options, looking for best use of $$

So Im looking to have a fun car for next summer that ISN'T so stock. Car was going to be ls swapped but decided I don't want to waste the money on it anymore and would rather have a fun ltx car.

Mods I have (which most have YET to be put on)

Induction: Edelbrock Air Gap Intake manifold (I got it for almost free, going to give it a shot), 1LE elbow, stock screened MAF, and a Moroso CAI with home made ducting to the filter from the grill)

Exhaust: Hooker LT's with custom ORY with dual cut outs and custom Borla cat back

Drivetrain: Performabuild Stage 2 Trans (which is going to be freshened up), TCI 2800 stall (I want to go a bit bigger), LS1 DS, stock rear (...with 2.73's...)

Brakes: Stock LT1 size, cross drilled and slotted rotors with ceramic pads, SS brake lines

Tires: Hankook Ventus V4ES All seasons (yet to be mounted)

Suspension: BMR Non-Adj LCA's, BMR Adjustable PHB, Brand new Stock rear springs

I want something with a bit more ummpf, BUT I'm not sure if stock parts (ie THE REAR END) will hold. Im looking at going for a cc503, tried and true and more then fun for me (Im hoping), but not sure if I should go for an aftermarket rear. I was hoping to put that money to some new paint as I was keyed a couple times , but I want to be sure Im not going to lose my rear and be out for the summer cause I spent the money on paint. I want to upgrade my horrible gears anyway, and wanted some stock GM 3.73's as Im reading they hold up best with least amount of noise.
Old 11-25-2010, 11:03 AM
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The stock 10 bolt will last as you have it as an Auto so i wouldnt be worried about blowing it. You will see a real gain alone with just a gear swap from 273 to 373. A cc503 is a great cam and which you can find cheap used on the for sale section. You'll be going in the right direction with the gear and cam swap.
Old 11-25-2010, 11:07 AM
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Yeah I looked around for a while and the cc503 seems to suit me best. I want something that sounds great and performs just as good. I know I'm holding the car back a lot with stock heads but for now it'll have to do. Trying to find a whole description on whats needed for the swap but 10000000000 threads of all the same info sucks!!! I'm gotta do my timing set as well as car has about 123k on it now =( Going to go with a stock set up, think I should replace the gears as well?
Old 11-25-2010, 11:08 AM
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I would get 3.73s,,3600 stall,tranny cooler & tune...With A4,rear should hold up. I beat mine pretty good for 3 yrs. now and still going.
Old 11-25-2010, 11:12 AM
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Forgot to mention I have a trans cooler. And a walbro 255.... I want to install a fan on the cooler that I have laying around, just need to get around to doing it
Old 11-25-2010, 11:33 AM
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Does this set fit my car? My car is a 94, but this says 92-93??? http://www.summitracing.com/parts/LU...n/?prefilter=0
Old 11-26-2010, 06:36 AM
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I would not put that eldelcrap intake on my car even if it was free. If you look up dyno numbers people actually loose hp with it.
Old 11-26-2010, 08:44 AM
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I've got the cc503 and I can tell you it helps alot!! lol Also don't forget to put in some 1.6RRS while your doing your cam swap.
Old 11-27-2010, 12:51 AM
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I would go with the gear swap and bigger stall.. The 10bolt should hold up.
Old 11-27-2010, 05:04 PM
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Originally Posted by bigj2717
I would not put that eldelcrap intake on my car even if it was free. If you look up dyno numbers people actually loose hp with it.
Well tech no one has run anything close to a good comparison between the two intakes from what I've read. There's a lot of porting room on the inside of this manifold. STOCK to this yes the stocker ported vs this one is better, however NO ONE has tried it with proof. I'm going to be the test subject and see after I send it for porting and see how it holds up.

Originally Posted by pboxfun
I've got the cc503 and I can tell you it helps alot!! lol Also don't forget to put in some 1.6RRS while your doing your cam swap.
Yeah I'm planning on upgrading my rockers along with the studs to 1.6rr's and 7/16 studs. Did you get any particular parts for your swap? All the threads I read are so scarce of actual parts list for the swap

Originally Posted by strokin93z
I would go with the gear swap and bigger stall.. The 10bolt should hold up.
Yeah I am def planning on doing at least a 3200k stall, as well as tracking done some GM 3.73's for my car. Just trying to find the parts list needed from going from a 2.73 to a 3.73
Old 11-27-2010, 05:13 PM
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Originally Posted by IROCthisZ28forLife
3200k stall
Do yourself a favor and don't go that low. 3600 minimum IMO.

(currently running and have been for 1.5 years: 3200 stall)
Old 11-27-2010, 05:17 PM
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Here's one article for you http://www.gmhightechperformance.com...ttle_body.html for me there's just no point in using it since the stock intake has tons of proven results
Old 11-27-2010, 05:40 PM
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Yes but again, they have NOT been compared properly. However I see your point as me having stock heads that it wouldn't make sense to have the edelbrock but the loss of a couple of horses isn't that big a deal. Im not losing like 20hp and 30fttq on it
Old 11-27-2010, 05:41 PM
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Originally Posted by LSWHO
Do yourself a favor and don't go that low. 3600 minimum IMO.

(currently running and have been for 1.5 years: 3200 stall)
How would that size be running on the streets of New York City though? I don't want it to be to unbearable
Old 11-27-2010, 05:45 PM
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Originally Posted by IROCthisZ28forLife
How would that size be running on the streets of New York City though? I don't want it to be to unbearable
wtf are you driving in the city for? No way I'd even bother in traffic like that with a stall at all. 4mpg no thanks.

And when you say city I think of Manhattan. Or you talking not the city-city?
Old 11-27-2010, 09:42 PM
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I live in Queens so its not like Manhattan. I currently have a 2800 and love the difference it made but def want to go a bit higher. Just with traffic once in a blue I didnt want a super high stall and driving where it becomes an issue
Old 11-28-2010, 08:54 AM
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That lunati timing chain will work but its not needed a new stocker will be just fine. As for your stall question i dont think its worth the money to upgrade to a 3000 or 3200 if your using a 2800 now for minimal gains. A 503 cam and 2800 should be enough for a street car and have tons of fun with IMO but the extra stall would help but for cost effiveness if yours call.
Old 11-28-2010, 11:41 AM
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from what i hear TCI stalls have horrible driveability, i have a 3500 TCI and i get annoyed. Ived heard people talk about yank 3600's driving alot better. Some stalls offer great driveability despite the higher RPM stall speed. A yank 3200 will probably drive better then your 2800, and also be faster. I Dont know why this is, but ive heard it time and time again.

Im doing the CC503 over the winter as well. Maybe we could be 2 good comparrison cars. I wasnt planning on porting the intake though. and its up in the air on what gears im going to go with, might do a stock 3.42 unit out of another car just for ease of install. Probably stick with the 3.23's for now though. Other then that same crapola, 1.6RR and a new stock timing set, also adding some Long tubes.

Good luck with your install!
Old 11-28-2010, 03:22 PM
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Originally Posted by 95mysticta
That lunati timing chain will work but its not needed a new stocker will be just fine. As for your stall question i dont think its worth the money to upgrade to a 3000 or 3200 if your using a 2800 now for minimal gains. A 503 cam and 2800 should be enough for a street car and have tons of fun with IMO but the extra stall would help but for cost effiveness if yours call.
Im only looking at the lunati set as it comes complete with the gears and chain. If you replace the chain at 123k, the gears are going to be worn as well as the chain. Better to replace the set then have a tooth break on a brand new chain. Also if I'm in there for the cam I might as well

As for the stall I didn't get to drive the car much before the trans went (I let the trans sit over 3 years not knowing it would be an issue with the fuid in it ), and it was my first stalled/performance trans ever and man what a difference it was compared to the stock stall/trans even with the 2.73's. My other Z had 3.23's and I did notice the difference in the shift timing over the two.


Originally Posted by trilkb
from what i hear TCI stalls have horrible driveability, i have a 3500 TCI and i get annoyed. Ived heard people talk about yank 3600's driving alot better. Some stalls offer great driveability despite the higher RPM stall speed. A yank 3200 will probably drive better then your 2800, and also be faster. I Dont know why this is, but ive heard it time and time again.

Im doing the CC503 over the winter as well. Maybe we could be 2 good comparrison cars. I wasnt planning on porting the intake though. and its up in the air on what gears im going to go with, might do a stock 3.42 unit out of another car just for ease of install. Probably stick with the 3.23's for now though. Other then that same crapola, 1.6RR and a new stock timing set, also adding some Long tubes.

Good luck with your install!
I got the tci at the time for 120 shipped so I figured it was worth it for a temporary stall until I could afford a better quality unit. However I plan on going with either a yank or possibly a circle d if I can save up the coin.




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