This manual contains information for the correct operation and maintenance of your Cummins engine.
This document is the Owners Manual for Cummins QSC8.3 and QSL9 engines. It contains information for the correct operation and maintenance of the engine, emphasizing the importance of reading and following all safety instructions. The manual is intended to be kept with the equipment and transferred to new owners if the equipment is traded or sold.
| Firing Order | 1-5-3-6-2-4 |
|---|---|
| Crankshaft Rotation | Clockwise |
| Bore and Stroke (8.3 liters) | 114 mm [4.49 in] x 135 mm [5.32 in] |
| Bore and Stroke (8.9 liters) | 114 mm [4.49 in] x 144.5 mm [5.69 in] |
| Dry Weight (8.3 liters) | 694 kg [1530 lb] |
| Wet Weight (8.9 liters) | 738 kg [1625 lb] |
| Intake Valve Adjustment | 0.305 mm [0.012 in] |
| Exhaust Valve Adjustment | 0.559 mm [0.022 in] |
Contact your local Cummins Authorized Repair Location or call 1-800-DIESELS (1-800-343-7357) toll free in the U.S. and Canada.
The manual recommends using only genuine Cummins or ReCon® exchange parts.
Warranty information is located in Section W of the manual.