need help as to why my truck isn't got the get up and go when i try to accelerate misfire or what?

1988 CHEVROLET TRUCK
225,000 MILES
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DUSTYSCOTT123
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88 chevy 1500 350 tbi new plugs and wires and fuel filter. runs and idles fine when parked but has a racing cam when i push down on the gas it wont get up and go like it used to a couple days ago i have to let up on the gas to get it to go but sounds like its misfiring out the exhaust has dual exhaust but i dont know if its lettin enough fuel in the engine or not?!?!
Feb 23, 2012 at 1:20 AM
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ASEMASTER6371
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well, start with basics. check compression. you replaced the tune up parts. check the fuel pressure. may be one or the other cat converters may be clogged. timing is important as well.

Roy
Feb 23, 2012 at 1:24 AM
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DUSTYSCOTT123
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has brand new dual exhaust with glasspacks. i havent done anything else to it yet.
Feb 23, 2012 at 1:27 AM
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