Tech / General Engine Is your car making a strange sound or won't start? Thinking of adding power with a new combination? Need other technical information or engine specific advice? Don't see another board for your problem? Post it here!
Sponsored by:
Sponsored by: CARiD

IS MY MOTOR JUNK??? Smoke at higher speeds

Thread Tools
 
Search this Thread
 
Old Sep 28, 2011 | 08:55 PM
  #1  
IroczFan's Avatar
Thread Starter
Member
 
Joined: Dec 2010
Posts: 240
Likes: 0
From: Omro Wisconsin
Car: 86 IROC-Z
Engine: 383 Stroker Vortec
Transmission: 700r4 Built
Axle/Gears: 3:42
IS MY MOTOR JUNK??? Smoke at higher speeds

ok i was at the track last weekend i got my passes on video i noticed at 2seperate times there was a trail of smoke coming out the back while i was hard on the gas and then when i let off a cloud came out.... then 2day racing around at around 100mph it left a good trail of smoke then stoped and i kept my foot on the gas the same.. what could be wrong? im doin a motor swap next year but id hate to hurt this motor scince it might be used in a diffrent project oh and its a 86 IROC 305TPI
Reply
Old Sep 28, 2011 | 11:02 PM
  #2  
five7kid's Avatar
Moderator
25 Year Member
iTrader: (14)
 
Joined: Mar 2000
Posts: 43,187
Likes: 45
From: Littleton, CO USA
Car: 82 Berlinetta/57 Bel Air
Engine: L92/LQ4 (both w/4" stroke)
Transmission: 4L80E/4L80E
Axle/Gears: 12B-3.73/9"-3.89
Probably hard/cracked valve stem seals.
Reply
Related Topics
Thread
Thread Starter
Forum
Replies
Last Post
jhawkeye
Engine Swap
5
May 25, 2022 06:33 PM
Red iroc-z 305
Tech / General Engine
8
Sep 30, 2015 05:22 PM
355sbcTPI
Electronics
2
Aug 19, 2015 04:38 PM
86White_T/A305
LTX and LSX
0
Aug 17, 2015 12:16 AM
squiggy2
TPI
4
Aug 9, 2015 09:30 PM




All times are GMT -5. The time now is 02:49 AM.