This Bosch EV1 service kit is for use for only injectors that have a two or four hole spray tip.
not for use with pintle type injectors.
This Bosch EV1 service kit will service one Fuel Injector.
This kit includes one of each of the following parts:
upper oring 3-108 (viton)
lower oring 3-100 (butal)
nylon oring spacer 2-101
nylon filter basket 1-109
oring retainer 2-100