LT1 Based Engine Tech 1993-1997 LT1/LT4 Engine Related

scared to cam my 100k mile LT1

Old Mar 14, 2007 | 11:35 AM
  #31  
JoeliusZ28's Avatar
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Originally Posted by 69z-28
joelius, yea the track sucks and the weather wasnt too great, the car gives LS1s with same mods a run tho so i know its a healthy motor.
you should be good then
Old Mar 14, 2007 | 03:42 PM
  #32  
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Originally Posted by 69z-28
joelius, yea the track sucks and the weather wasnt too great, the car gives LS1s with same mods a run tho so i know its a healthy motor.
You are leaving an entire second at the starting line. Put some tires on that dang thing and then give them hell!!!!!
Old Mar 14, 2007 | 06:48 PM
  #33  
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From: chitown burbs
i was running nitto DRs at 30 psi cold. and stock rear end. i might drop them down and heat em up around 18 psi but i dont wana blow the 10 bolt.lol
Old Mar 14, 2007 | 11:26 PM
  #34  
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I threw a CC306 in the car recently with 102k on the clock. I took my time pulling and installing the cams, the longer bolts you can get on the front the better. So far so good, a few 6500rpm revs and still ok. I'm not really worried since it not my DD, but I'll be dropping a 200+ shot on it soon, so we'll see what I get first 10's or a new motor.

-Dustin-
Old Mar 18, 2007 | 04:19 AM
  #35  
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Originally Posted by Bersaglieri
I threw a CC306 in the car recently with 102k on the clock. I took my time pulling and installing the cams, the longer bolts you can get on the front the better. So far so good, a few 6500rpm revs and still ok. I'm not really worried since it not my DD, but I'll be dropping a 200+ shot on it soon, so we'll see what I get first 10's or a new motor.

-Dustin-

Why anyone would rev a LT1 to 6500 RPM's is above me being they decline in power as fast as possible after 6200.

On the subject of cammin the high mileage engine its like gambling.
My friend brad cammed his 93 with 192,000 miles and it now has 210,000 mils with a Huuge cam,stock heads and he revs the crap out of it. Ran a 12.6@edgewater.
On the other hand I cammed my LT1 with 120k on it and drove it for less then 2k and the a rod bearing went. I had no fear of camming a higher mile car cause My old ls1 has been cammed for over 30,000 miles and has over 150 on it now with out one problem. But then again its a 6 bolt main engine That mind set has changed.

I now have a 1995 Z that has had nothing but syntec and I will not cam it because I dont have the time to throw in another LT1 for craps and giggles.
Old Mar 18, 2007 | 09:50 AM
  #36  
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I cammed mine at 122k and now has 130k. so far no problems. Just like someone else said. Take your time and be very clean. No tugging, or jerking around. Make sure you get no dirt when u put the new cam in and no crap gets into engine when u got the intake off. Also just take a look at your cam bearings when you pull the old cam out. See if they look worn. If not throw the new cam in and just start praying. lol
My cam isnt monstrous, 227/232 i think, forgot exactly, but somewhere in that area.
Old Mar 18, 2007 | 02:05 PM
  #37  
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Originally Posted by robb4964
Why anyone would rev a LT1 to 6500 RPM's is above me being they decline in power as fast as possible after 6200.
You know your right, no one should rev a LT1 over 6200, especially with a larger cam, the power drop off is huge. Here's your sign

-Dustin-
Old Mar 18, 2007 | 04:58 PM
  #38  
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Originally Posted by Bersaglieri
You know your right, no one should rev a LT1 over 6200, especially with a larger cam, the power drop off is huge. Here's your sign

-Dustin-
Ya i thought that comment was funny. Mine stays real strong all the way up to the 6500rpm mark.
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