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burning oil (sniffle sniffle)

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Old Oct 4, 2002 | 05:36 PM
  #1  
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Default burning oil (sniffle sniffle)

my car has just started burning oil,,, :'( :'(, i noticed it when i was racing a camaro,,,it was at night and i was about 4 car lengths in front. I could see smoke coming out of my rear in the light of his headlights. the weird thing is i never see the smoke in the day just at night.........i am wondering if its my rings or have a leak in the intake gasket,,,,,,oh and it only happens at high rpms,,,,5000-6000 :'( :(

well this is my excuse to save some more money and get a big block :D
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Old Oct 4, 2002 | 05:43 PM
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Default Re: burning oil (Titanium Rat)

what would it take (machine wise) to turn this into a 383 stroker....
can i use same pistons,,,,,9.1 forged
if it is the rings i will just buy another 4 bolt block but use same pistons if possible(heck,,,they are just about brand new)

so tell me what i would have to buy/do to turn this into a 383 stroker.
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Old Oct 4, 2002 | 05:59 PM
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Default Re: burning oil (Titanium Rat)

Theres no need for a 4 bolted block unless your giong to run with abnormous amounts of N2O...Or Supercharge it :cheers:
Theres many very potent SBs that run high Hp numbers with 2 bolts and cast cranks...
:cheers: :cheers:
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Old Oct 4, 2002 | 06:04 PM
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Default Re: burning oil (BB wowbagger)

Is it an L82?? My understanding is that the L82 has a 4 bolt main. :confused:
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Old Oct 4, 2002 | 06:29 PM
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Default Re: burning oil (Titanium Rat)

Are you sure your not running rich?
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Old Oct 4, 2002 | 11:08 PM
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Default Re: burning oil (Titanium Rat)

You would need a 3.75 stroke crank and pistons for a 383. If you have 5.7 rods you can use them. The pistons are different for 5.7 and 6 inch rods so you will need to know which rods you will use before ordering pistons. :chevy
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Old Oct 4, 2002 | 11:37 PM
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Default Re: burning oil (Chris A)

Are you sure your not running rich?
rich is black smoke oil is white smoke
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Old Oct 4, 2002 | 11:40 PM
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Default Re: burning oil (VettePower)

Is it an L82?? My understanding is that the L82 has a 4 bolt main. :confused:
my motor is already bored out 30 over,,,,if its the rings, the walls are prob damaged,maybe not though, and i was hoping to use the forged pistons that i already have,,,,,(with the 5.7 rods)
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Old Oct 5, 2002 | 12:34 AM
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Default Re: burning oil (BB wowbagger)

I noticed smoke in the headlights of 300ZX I smoked at night one time and my motor only had about 10,000 miles on it at the time and it was not consuming any oil.
It is normal for a high performance engine to smoke a little at WOT and 5000RPM.

See how much oil you are going through before you scrap the motor :D
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Old Oct 5, 2002 | 09:06 AM
  #10  
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Default Re: burning oil (Titanium Rat)

Pistons for a 383 build up are different. The wrist pin location is changed to allow for the extra 1/4 inch stroke.
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Old Oct 5, 2002 | 07:26 PM
  #11  
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Default Re: burning oil (J75)

ok, i didnt know that, i guess ill just keep a 350 and do a little more performance work to it............

i go through about a quart every 3 weeks or month and i drive it just about every day


[Modified by Titanium Rat, 11:28 PM 10/5/2002]
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Old Oct 5, 2002 | 07:37 PM
  #12  
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Default Re: burning oil (Titanium Rat)

Burning oil produces a blueish smoke. Check your consumption via dip stick and inspect spark plugs for further diagnosis. Looking in the rear view mirror at night with headlights behind you will almost always show some signs of "smoke". Its most likely rich mixture from being on it with the pedal floored. Its common and doesnt nessisarly mean yur "burnin" oil.
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Old Oct 5, 2002 | 07:49 PM
  #13  
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Default Re: burning oil (Jvette73)

If you inspect the plugs and find oil around the threads its a good indication of bad valve seals. Ive seen fresh new motors with bad valve seals using oil. When I swapped to my 64cc heads on my 350 I allowed the guy who did the valve job choose the valve seals and assemble. He used crappy seals and my engine was burning 1qt every 300miles thru bad valve seals. I switched to positive seals myself and the oil control problem ceased.
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Old Oct 6, 2002 | 01:56 AM
  #14  
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Default Re: burning oil (Titanium Rat)

Time for compression test or leak-down test? A peek at the plugs?
White would be water and maybe not show in daylight as well?
Anyway, good luck...
Are you sure your not running rich?
rich is black smoke oil is white smoke
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Old Oct 6, 2002 | 07:05 AM
  #15  
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Default Re: burning oil (Stevo81)

thanks guys :D
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Old Oct 6, 2002 | 11:58 AM
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Default Re: burning oil (Titanium Rat)

Yep, could be bad valve seals or guides.
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