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

cc306 experience step in

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Old May 27, 2009 | 04:15 PM
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Default cc306 experience step in

Whats up guys!! Not finding what i want with the search so i'll ask here. I did some port work and milled .020 off my stock castings. I'm trying to figure out if i helped or hurt the performance with what i did. I dont have any before portwork track numbers so if anybody has any track numbers with stalled a4, full weight, stock headed cc306 cars let me know. Mods and times in sig.

Rob
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Old May 27, 2009 | 08:51 PM
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Man... your times are good in my book.. Im a 23x/23x Cam only at 8.01 @ 89.48-1.8th
Is your Intake ported?
1.81 60ft and spinning.. put better tire on and you'll be happy!
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Old May 27, 2009 | 11:55 PM
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ROFLMAO...Green..dude i love your quote in your sig im still laughin hard
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Old May 28, 2009 | 09:30 AM
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Originally Posted by Green3spd
Man... your times are good in my book.. Im a 23x/23x Cam only at 8.01 @ 89.48-1.8th
Is your Intake ported?
1.81 60ft and spinning.. put better tire on and you'll be happy!
I did alittle bit on the intake runners but not much. I'm on 26-10.50 et streets but i moved my lca position before the runs and it made my 60ft worse than it usually is. It went a 1.69 a couple weeks before this but had a bad miss above 6000. Still went a 12.03 @ only 111 though.
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Old May 28, 2009 | 12:06 PM
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Originally Posted by Robs94z
I did alittle bit on the intake runners but not much. I'm on 26-10.50 et streets but i moved my lca position before the runs and it made my 60ft worse than it usually is. It went a 1.69 a couple weeks before this but had a bad miss above 6000. Still went a 12.03 @ only 111 though.
There is no reason you should be spinning with 26x10.50s, times dont look bad though. What kind of suspension mods do you have?
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Old May 28, 2009 | 12:20 PM
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I agree with madspoon, you should not be spinning on those tires. What rpm are you launching at? If you dropped that 60 ft, you will be in the 11s easy. What size stall do you have? I think your car is right on par for where it should be. I don't think you hurt anything by doing the head work, but I would say gains are very minimal. With that being said, the best I ever got my car to run in the 1/8th was an 8.5 I believe, on crappy sumitomo street tires with a 6 speed and a crappy 60. But my car is designed for street use, not so much for track times.
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Old May 28, 2009 | 12:45 PM
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Originally Posted by themadspoon
There is no reason you should be spinning with 26x10.50s, times dont look bad though. What kind of suspension mods do you have?
Lca relocation brackets and Adj PHB. Stock springs and shocks with rubber springs isolators removed. With the lca's in the bottom hole i have gotten 1.69 60's but even with that i was spinning alot. Stall is a Circle-D 4c lauching anywhere between 1500-2500, doesnt make much difference spinning so much.
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Old May 28, 2009 | 09:06 PM
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...I dont really spin on a M/T DR 6spd..? Are you racing on the race track?? LOL..
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Old May 28, 2009 | 11:14 PM
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All got out of my car was an 8.7. what would be wrong with my car?
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Old May 28, 2009 | 11:21 PM
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Work on that suspension

Good times IMO though... can still be better though!

Makes me want to do my cam-only setup
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Old May 28, 2009 | 11:22 PM
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Originally Posted by 94firehawk
All got out of my car was an 8.7. what would be wrong with my car?
hoperfully you dont have much mods. my poor old worn out LT1 with exhaust leaks and bald street tires ran 8.93@80
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Old May 29, 2009 | 06:04 AM
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Originally Posted by Green3spd
...I dont really spin on a M/T DR 6spd..? Are you racing on the race track?? LOL..
Lucky you!! My track doesnt do much track prep on street nights.
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Old May 29, 2009 | 06:07 AM
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Originally Posted by 94firehawk
All got out of my car was an 8.7. what would be wrong with my car?
Need more info on setup.
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Old May 29, 2009 | 01:25 PM
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I think you're doing really well cam only and minor porting.. Hook it up and you should see 11s!
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