440LSX street car new times

Old 07-14-2008, 11:06 PM
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Default 440LSX street car new times

Well after fighting some issues with are 440 LSX street car we found that are valve springs that Comp recomended for are solid roller setup couldnt keep up. The car had ran a best of 6.68@106 on motor but every pass after that is got slower and slower untill it wouldnt rev past 6700 rpm, After some more head work to get a bigger spring on the heads we could tell right off the bat she was a different animal, Drove it to the track and after about a 20min cool down it ran a 6.59@105 with a 1.48 60ft on Motor. Made two more passes HOT and went 6.60@105. The next day for the hell of it i did a leak down test on the engine and found that two cylinders where have some issues so we pulled the heads again to find that the valve seat where shrinking and causing leakage. I hope one day soon i can spray this bitch lol

Setup is
440 LSX
Hand ported Darts
vic dr/ elbo and a 100mm TB
Solid roller
TH350/ FTI 5200 N20 converter
3800lbs and ice cold ac lol
O yea and a stock cat back with a cut out







Last edited by ChevPower; 07-14-2008 at 11:24 PM.
Old 07-14-2008, 11:35 PM
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Maybe it wont rain Thursday and you can try it out again.
Old 07-14-2008, 11:37 PM
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Originally Posted by Caveman
Maybe it wont rain Thursday and you can try it out again.
Man i hope but i'm still waiting on the valve cover spacer's The Loaner heads are on
Old 07-14-2008, 11:38 PM
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Nice motor runs.. Shrinking seats! have'nt heard that in a while. What do you attribute it to?
Old 07-14-2008, 11:46 PM
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we had 2.10 intake valves put in the heads and it looks like the seats where to thin after the grinding and porting and just couldnt handle the heat
Old 07-15-2008, 04:27 AM
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Didnt you have an orange hadtop formula???


great times BTW.
Old 07-15-2008, 06:10 AM
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Congrats on the times with the new ride. Seems the orange beast has a sibling now....

Derek
Old 07-15-2008, 09:03 AM
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Originally Posted by venom ws7
Didnt you have an orange hadtop formula???


great times BTW.
Yea we have a orange TA its a 95 v6 car with a new front end and a lsx its down right now infact this was the motor to the orange car we are doing a big turbo set up with the orange TA
Old 07-15-2008, 09:06 AM
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Originally Posted by Villain281H
Congrats on the times with the new ride. Seems the orange beast has a sibling now....

Derek
Thanks next year both the cars will be at the track together one being a

radial stock suspension car and the other a 8 sec street car
Old 07-15-2008, 09:20 AM
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Originally Posted by ChevPower
Yea we have a orange TA its a 95 v6 car with a new front end and a lsx its down right now infact this was the motor to the orange car we are doing a big turbo set up with the orange TA
Nice rides

which one is your and which is your husband????
Old 07-15-2008, 01:21 PM
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Originally Posted by venom ws7
Nice rides

which one is your and which is your husband????
They are both mine (Chevpower the husband) lol well atleast untill the wife
Ls1queen see's this lol But we will both enjoy both cars, I enjoy working and tunning on the cars for her to run, it makes her happy and if she's happy well you get the point lol
Old 07-15-2008, 01:29 PM
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nice setup. how are you going to bring the nitrous into the motor? DP or plate kit?
Old 07-15-2008, 03:03 PM
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Originally Posted by gator's 99TA
nice setup. how are you going to bring the nitrous into the motor? DP or plate kit?
I have the DP jetted at 300 right now along with a 2 fogger small kit in the elbo jetted at 100 but i am going to remove the little kit all together and run a PG controller, Once i tune it on the 300 I'll jet it for 400, My plan with this motor is to spray it untill it pushes water and i ran a 350 shot on the 383 with out pushing a single drop so i hope to see it at 450 with out a drop of water pushed.
Old 07-16-2008, 05:09 PM
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what kind of times are you expected to run on the spray??? i am wanting to do a similar build with my car to run in the local races up here..
Old 07-17-2008, 06:13 PM
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Originally Posted by cbra-klla
what kind of times are you expected to run on the spray??? i am wanting to do a similar build with my car to run in the local races up here..
The car weighs 3800 with me in it now and i have to put a cage in the car so i'm thinking of doing a K-member, upper and lower moly a-arm along with brakes up front but that about it for this car so i am hoping to see 8.6x-8.7x if i can get the heads to stay down

Last edited by ChevPower; 07-17-2008 at 09:22 PM.
Old 07-17-2008, 10:31 PM
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Originally Posted by ChevPower
They are both mine (Chevpower the husband) lol well atleast untill the wife
Ls1queen see's this lol But we will both enjoy both cars, I enjoy working and tunning on the cars for her to run, it makes her happy and if she's happy well you get the point lol

Thats what I thought dear. You have a Tahoe...
Old 07-18-2008, 04:11 AM
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which intake is that? Ededbrock? GMPP?
How does it flow up top?
Im asking because I just have a ported stock intake on the L92's and it's choking it a bit up top.

Nice car-she's gonna really fly on the spray.
Old 07-18-2008, 09:50 AM
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Originally Posted by ChevPower
I enjoy working and tunning on the cars for her to run, it makes her happy and if she's happy well you get the point lol
Awe isn't that sweet!!
Old 07-18-2008, 09:54 AM
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Originally Posted by tektrans
which intake is that? Ededbrock? GMPP?
How does it flow up top?
Im asking because I just have a ported stock intake on the L92's and it's choking it a bit up top.

Nice car-she's gonna really fly on the spray.
Damn your running those #s with L92 heads using a ported L76 intake and thats NA right?? Thats impressive!
Old 07-18-2008, 11:23 AM
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Originally Posted by tektrans
which intake is that? Ededbrock? GMPP?
How does it flow up top?
Im asking because I just have a ported stock intake on the L92's and it's choking it a bit up top.

Nice car-she's gonna really fly on the spray.
Its a vic, I'm not sure how it is up top yet because the intire time it ran before it had bad springs not letting it rev and sence the new springs i have only ran it one night in the 1/8 mile but it pulled very hard to 7600 where i shifted at, KPA's where at 98 but now i have a set of heads that flow alittle more along with some more intake porting and havent ran it yet.

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