Product Description 1. Wide Application – Works for Paccar PX-6 | Cummins 4BT 3.9L | Cummins B Series 5.9L | Cummins ISB 5.9L, 6.7L | Cummins QSB 5.9L, 6.7L. All of these models are dated from 1989 to 2016. 2. Important Notice – This tool is required for installing factory seal #3937111, #3904353 and the seal found in kit #3802820. 3. Functional & Practical – Used for installing the front Crankshaft Wear Sleeve. 4. Premium Material – Features top high quality solid steel constructed with a slick black finish, durable and anti corrosion, repeatedly tested and gradually optimized to ensure its excellent performance and lasting service time. .
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