Point gap:0.016 inches (0.406 mm)
Rated RPM:2200
Air cleaner:dry
Bore/Stroke:3.75x4.00 inches (95 x 102 mm)
Compression:8:1
Fuel system:direct injection
Displacement:265 ci (4.3 L)
Firing order:1-5-3-6-2-4
Oil capacity:12 qts (11.4 L)
Sparkplug gap:0.025 inches (0.635 mm)
Engine options:Allis Chalmers 4.3L 6-cyl gasoline, Allis-Chalmers 4.9L 6-cyl diesel
Coolant capacity:18 qts (17.0 L)
Rated RPM diesel:2200
Air cleaner diesel:dry
Bore/Stroke diesel:3.875x4.25 inches (98 x 108 mm)
Compression diesel:16.25:1
Displacement diesel:301 ci (4.9 L)
Firing order diesel:1-5-3-6-2-4
Oil capacity diesel:12 qts (11.4 L)
Intake valve clearance:0.020 inches (hot) (0.508 mm)
Coolant capacity diesel:18 qts (17.0 L)
Exhaust valve clearance:0.025 inches (hot) (0.635 mm)
Allis-Chalmers 2800 diesel:6-cylinder, liquid-cooled
Allis Chalmers G2500 gasoline:6-cylinder, liquid-cooled
Intake valve clearance diesel:0.015 inches (0.381 mm)
Exhaust valve clearance diesel:0.015 inches (0.381 mm)