What's going on HT I'm going thru this annoying problem...it's a 93 dx coupe converted manual b20 swap...problem I'm having is while driving I don't have any power until 4k rpm and then it's like I hit a brick wall around 5-6k (bogs terribly)and basically no power what so ever...what can this be?I tried about 4 known working dizzy and 4 known working ecu's same problem really aggravated and annoyed any help would be highly appreciated...

New spark plugs/wires
New o2 sensor
New Pcv valve
New Walbro 255 fuel pump
New fuel filter

 

How about you check the timing.

 

Tdc

 

Help!!!!

 

If it helps I pulled the running swap from my 94 teggy running fine didn't touch anything but the engine harness it's not chopped or cut

 

Er. There is mechanical AND ignition timing.

 

Well ignition timing no how will I do that?