1. OEM Non-Affiliation & Trademark Notice
DieselEngineSpec.com is an independent technical publication and engineering calculator hub. We are NOT affiliated with, sponsored by, endorsed by, or authorized by:
- Cummins Inc. (Cummins, ISX, X15, Fleetguard, Signature 600)
- Daimler Truck North America LLC / Detroit Diesel (Detroit, DD13, DD15, DD16, Series 60)
- Caterpillar Inc. (Caterpillar, Cat, C15, 3406E, ACERT, Cat SIS)
- PACCAR Inc. (PACCAR, MX-13, Kenworth, Peterbilt)
All brand names, engine model trademarks, logos, and OEM part numbers cited on this website belong exclusively to their respective trademark holders and are referenced under Fair Use doctrine for technical identification and compatibility reference only.
2. Heavy Diesel Mechanical Safety Notice
Working on commercial heavy-duty diesel engines involves high pressures (fuel systems exceeding 30,000 PSI / 2,100 bar), extreme spring forces, heavy components, and high operating temperatures. Always wear appropriate personal protective equipment (PPE), ensure the parking brake and wheel chocks are secured, and disconnect vehicle battery power before servicing electrical or fuel systems.