Alliant Power AP0204 is a new fuel injector installation kit for Cummins QSK engines built to Tier 2 emissions. Alliant Power’s own product page also names it a fuel injector seal kit.

This is the Tier 2 kit. For a Cummins QSK built to Tier 4, Alliant Power lists a separate kit, AP0222. Confirm the engine’s emissions tier before you order.

Specifications

Fits / Applications

• Cummins QSK engines, Tier 2

Part Numbers & Cross Reference

Frequently Asked Questions

Is AP0204 the kit for a Tier 4 QSK?

No. Alliant Power lists AP0204 for the Cummins QSK Tier 2. For a QSK Tier 4, Alliant lists a separate kit, AP0222.

What parts come in the AP0204 kit?

Alliant Power’s product page does not list the kit contents. Alliant sells AP0204 as a fuel injector installation kit, and its product page calls it a fuel injector seal kit.

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