Injector clip sounds like a cracked ringland if it idles like on 3 cylinders ...
Does it semi clena up when you give it a little gas ? Any smoke ?
Do a compression/leakdown test
__________________
R.I.P. Kevin "Slo-Si" Gonzalez
Hondata saves lives
S300 and K-Pro tuning 813-433-3721
Crome OBD1 Editing/Chipped ECU's/Wiring/Track Setup

Prayoonto/DSS/Precision/TiAl/JE/Eagle/PPG/Supertech Equipped