1993 Nissan 240SX No response at WOT, rough idle

1993 NISSAN 240SX
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BRADN
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Engine Performance problem
1993 Nissan 240SX 4 cyl Manual

Car idles rough, during acceleration it seems to
smooth out, but with more than 50% throttle it bogs down and is very unresponsive. check spark plugs and wires, both are fine. Fuel Filter was recently replaced.
Feb 12, 2009 at 6:02 PM
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RASMATAZ
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Check the fuel pressure/ test the MAF and TPS sensors
Feb 12, 2009 at 6:07 PM