rollcenter

90 4 RUNNER 3.0
JUST put new heads on LCE HEADERS and Flame Thrower Injectors
ALL NEW PARTS
Now # 1 & 2 Cylinders have SPARK no fire I get a
51 code
and my auto trans OD lite is flashing
I removed all egr new knock sensor wire new o2 sensor Did have the yellow temp sensor break off at the wire I fixed it and put it back on
Timing belt is new timing is Spot on it STARTS runs on 4 cylinders 1 and 2 have spark when I take them off the Dist cap but no change in engine all other cylinders are firing It seems to me the front 2 injectors are not working the TRUCK RAN LIKE A TOP
before I put the NEW<<< HEADS ON and were Checked out and set up by a very good MACHINE SHOP in Ft Collins AMS ANY IDEAS FROM A TOY GURU WOULD BE GREAT and yes did put different cap rotor and plugs in also to check no go