ENGINE SPECIFICATIONS - 6.7L DIESEL
6.7L V8 Diesel EngineEngine
406 in³ (6,651 cm³)Displacement.
Ultra Low Sulfur Diesel up to B20Required fuel.
1-3-7-2-6-5-4-8Firing order.
15.2:1Compression ratio.
Drivebelt Routing
Single Alternator
Single Alternator With Air BrakeCompressor
Drivebelt closest to the engine.A
Drivebelt furthest from theengine.B
291
2024 F-650/750 (TBC) , enUSA, Edition date: 202210, First-PrintingCapacities and SpecificationsE224819 E224825
Dual AlternatorDual Alternator With Air BrakeCompressor
Drivebelt closest to the engine.A
Drivebelt furthest from theengine.B
Note:The belt routings show vehicles withair conditioning. When vehicles do not haveair conditioning, an idler pulley is in place ofthe A/C compressor.
ENGINE SPECIFICATIONS - 7.3L
7.3L V8 EngineEngine
445 in³ (7,293 cm³)Displacement.
Minimum 87 octaneRequired fuel.
1-5-4-8-6-3-7-2Firing order.
Coil near spark plug with spark plug wireIgnition system.
0.049 in (1.25 mm) - 0.053 in (1.35 mm)Spark plug gap.
10.5:1Compression ratio.
292
2024 F-650/750 (TBC) , enUSA, Edition date: 202210, First-PrintingCapacities and SpecificationsE224820 E224826
