my 1993 subaru impreza is only firing on cylinders 3 and 4 on 1993 Subaru Impreza

ive changed cam an crank sensors and checked timing an fuel an also changed ignition module

by in Leon, WV on July 03, 2012
1 answer
ANSWER by , July 05, 2012
Check compression on #1&2 RE-check cam timing.