Ok here is what I have....
What was/is on the vehicle (Bosch)
NGK's....
Side by side...
Can the square flange which goes into the valve cover be trimmed to fit, or will it screw up the fit? Basically it wouldnt have four sides any more, just two.
What was/is on the vehicle (Bosch)

NGK's....

Side by side...

Can the square flange which goes into the valve cover be trimmed to fit, or will it screw up the fit? Basically it wouldnt have four sides any more, just two.
