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-   LT1 Based Engine Tech (https://www.camaroz28.com/forums/lt1-based-engine-tech-9/)
-   -   pulls like no joke...sometimes (https://www.camaroz28.com/forums/lt1-based-engine-tech-9/pulls-like-no-joke-sometimes-176431/)

whitedakota Oct 1, 2003 11:07 PM

pulls like no joke...sometimes
 
my car is still having the high end miss after the engine warms up...i somewhat fixed the intake elbow for the time be-ing...i can go down the road and punch it at 60 and it will down shift to 2nd and start climing toward the say 5000rpm mark, and it will kinda stumble/hesitate, then about 5500 its like WOW!!! and then hits red line and shifts to 2rd at about 95 mph...

can somebody please give me ideas on what to check next?!?!?

replaced the following:
fuel filter
plugs
plug wires
coil wire
clean maf, iat, and the throttle body
checked all vacum hoses

but the intake tube is the only thing i have questionable...but it only does this after its warmed up 190-200*

thanks again,
steve

NXz28 Oct 1, 2003 11:16 PM

probably the opti....perhaps a bad knock sensor

Got-LT1 Oct 1, 2003 11:18 PM

Try upgrading the ignition? New coil or a MSD 6, does wonders from what i've heard.

Cmr0z28 Oct 1, 2003 11:23 PM

sounds like opti to me :(

whitedakota Oct 1, 2003 11:33 PM

thats just what i DIDN'T want to hear!!!

i kinda had a feeling that it was the opti...now i have another reason to get my head/cam done sooner:D

thanks again,
steve


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