Stock OEM size for B Series, D Series, and H Series engines. Works with OEM and aftermarket B, D, and H Series fuel injectors.
Comes with 8 O-rings total. You pay for 4 and we give you an extra 4 for free. If you're ordering these, then you have probably ripped your injector O-Rings before. Enjoy 4 extra on the house.
We recommend using silicon spray on the O-rings when installing the injectors into the fuel rail.
Brand New
Injector Not Included