Fuel Injector Teflon Seal and Washer

Two Piece Intake Manifold

Fuel Injector Teflon Seal and Washer

• The long fuel injectors for cylinders 1, 3 and 5 must not be separated.

Special tools, testers and auxiliary items required

• Tool Set (T10133)

Replacing the Teflon Seal

- Remove the upper intake manifold. Refer to => [ Upper Intake Manifold ]. Upper Intake Manifold

- Remove the fuel injectors. Refer to => [ Fuel Injectors ]. Fuel Injectors

- Clean the fuel injector.

- Cut the seal - arrow - off with a knife. When doing so, do not let knife blade come in contact with the injector.

- Remove the seal and clean the groove - arrow -. Remove any deposits (coking) using a brass wire brush.





- Install the new seal - 1 - onto the (T10133/5). Slide the seal onto the (T10133/5) as far as it will go using (T10133/6) (the knurl faces toward the seal - 1 -).





- Turn the assembly sleeve (T10133/6) around so the knurled side no longer faces the seal. Slide the seal - 1 - to the end of the (T10133/5).





- Install the (T10133/5) with the seal onto the fuel injector. Slide the seal farther on the injector using (T10133/6).

The seal is not in the groove yet.





- Remove the (T10133/6) and the (T10133/5).

- Slide the seal by hand into the ring groove.

- Install the (T10133/11) on the injector.

- Press the (T10133/7) over the seal to the stop on the (T10133/11).

- Remove the (T10133/7).





- Press the (T10133/8) over the seal to the stop on the (T10133/11).

- Remove the (T10133/8).

The Teflon seal now has the correct installed dimension.





Replacing the Support Washer

- Remove the O-ring - 3 -.





- Cut the support washer - 2 - with a small edge cutter and remove it.

- Remove the spring - 1 - from the fuel injector and slide off (T10133/12).





- Install a new support washer - 1 - onto the (T10133/13) and place this as shown on the injector.

- Slide the support washer - 1 - with the (T10133/14) (the knurled side faces toward the fuel injector) onto the fuel injector up to the first groove - arrow -.

- Turn the (T10133/14) around (the knurled side no longer faces toward the injector). Slide the (T10133/14) over the support washer - 1 - in the - direction of the arrow - to the stop on the (T10133/12).

- Remove the (T10133/14).

The support washer is now the correct size.





- Install a new spring - 1 - for (T10133/12) and place a new O-ring - 3 - in front of the support washer - 2 -.





• The Teflon seal - arrow - must NOT be lubricated when installing the fuel injector.





- Install the fuel injectors.

• The seal - item 13 -=> [ Seal ] Two Piece Intake Manifold must also be replaced on the injectors for cylinders 1, 3 and 5.