Originally Posted by
Main Stream
I think you need to try and get it to a dyno so you can actually see if it is falling off or not. Also, you can see it the air/fuel ratio is way off. You could be losing spark and that will cause the "rev limit" to move around. On the other hand you could be getting too much fuel and washing out the spark or not enough fuel. All will make the car misfire at higher rpms.
cause I'm not spending that kind of money on this motor.... So if I'm loosing spark, what could that be? Distributor? And as for the fuel I don't think thats it, cause I did mess with it lean and rich past 5K and either way it acted about the same, still hitting revlimit and different points....
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