Why have I lost so much H.P. on low RPMs? almost wants to die when starting off. on 1994 Mazda B3000

I have just replaced Rotor, cap, plug wires, & plugs. Helped a little, but not enough.

by in Gresham, OR on May 10, 2014
1 answer 3 comments
ANSWER by on May 10, 2014
Exhaust restriction maybe? Any rattling noise from under the truck when running?? Possible broken catalist in converter.
COMMENT by on May 10, 2014
Not so much a ratel as an exhaust leak. It's between the headers and the cat.
COMMENT by on May 10, 2014
Rubber hammer...tap cat...listen for rattle.
COMMENT by on May 10, 2014
Maybe plugged cat caused the exhaust leak?

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