Detroit Diesel — Ream Injector Tube
Repair & overhaul
From a Detroit Diesel service manual — check it applies to your exact model before use.
Procedure
- Hand ream to receive injector body nut and spray tip using reamer J 22525-1.
- Spot-face to remove excess stock at lower end using cutting tool J 5286-8.
- Hand ream lower end to provide good seating surface for bevel of injector nut.
- Turn reamer clockwise only when inserting and withdrawing.
- Clean out all chips.
Tools required
Tool links are Amazon searches (affiliate links); manufacturer special tools may only be available from a dealer.
Source: Detroit Diesel service manual. Steps and values are as documented; always cross-check against the official manual and any later revisions for your exact serial number before servicing.