It tightens, but not tight enough, whe I try to tighten it, I can ratchet it for ever, It just will not not tighten. Does the loose plug mess up my Air/Fuel mixture??
1987 mercedes 300E
1995 e320 conversion(hated the 300e grill)
Monochromatic Paint (Custom Blue)
Flat Badged (front)
custom "carbon fiber" console
18 inch HP EVO rims
Sold! Now I drive a Monte Carlo SS