rotary downshift

ok guys heres the deal ....... well im having this rather weird engine stumble .... it usualy only happins when im on the gas hard and its intermittent between 4k and 6 k ..... its almost like the engine is either choking or starving for fuel ... now i have gotten thus far i think its either a vacume leake and my secondarys arnt staying open orrrrrrrrm ... a spark related issue .... i was also told it could be a fuel thing ... now i recently put more fuel in my tank at it has yet to do it ... so do u think it could be my pump?... so many things could be wrong perhaps somone can help me .... ps i know its not my ecu lol ... that was all redone with the engine only 150k km ago

arghx

iTrader: (3)

The first thing I would do is change plugs and possibly wires. I had a similar problem. I bet your plugs are nasty, and that would be the first thing I'd look at. Even if you changed them recently, flooding would put a bunch of crap on them.

rotary_yankee

check your grounds might have weak connection

kyleaudio

iTrader: (22)

old dirty fuel filter possibly? check it out.

GTR

iTrader: (6)

check the ground thats on top of the rotor housing.