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Reply With QuoteMake sure the plug wires pop onto the ends of the plugs. They usually take quite a bit of effort to get them to pop on and you should be able to feel it when they do. Also try checking the timing.
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This is a discussion on Engine Problem within the Performance forums, part of the General Discussion category; i have a 94 with a 5.7 350 and im not that good with engines.. but i replaced my plugs ...
i have a 94 with a 5.7 350 and im not that good with engines.. but i replaced my plugs with the right gap and replaced the plug wires. and now it runs rough and i cant figure out what is wrong with it. any help would be good.
Make sure the plug wires pop onto the ends of the plugs. They usually take quite a bit of effort to get them to pop on and you should be able to feel it when they do. Also try checking the timing.
This might be a silly question but---- Are you sure you got the wires in the correct positions?? If two of them are switched it will still run but it will run rough.
the firing order of a small block chevrolet 1955-1999 gen1 engines:
1 - 8 - 4 - 3 - 6 - 5 - 7 - 2
#1 is usually the wire on the cap at the 5 o'lock position viewing
it from the top. in a clock-wisw rotation follow the wire to the
corrosponding spark plug.
airdeano
2001 Silverado 4.8L 4-spd Automatic 3.42
? horsepower
? torque
will find out soon!
1965 C10 5.3L (SSR) TH4L60e
(It's Alive! 07/04 It Drives! 03/05 Daily Driver XX/08!)
yep that'll make em run rough aiightOriginally posted by LOWGREEN1
This might be a silly question but---- Are you sure you got the wires in the correct positions?? If two of them are switched it will still run but it will run rough.
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