Overview
The Caterpillar 651B Motor Scraper is a motor scraper listed in the Heavy Equipment Hub equipment database with structured specifications for comparison, research, and machine selection. Key specification points include engine power of 550 hp, capacity of 44.0 yd³, travel speed of 32.0 mph and fuel capacity of 280.0 gal. This model can be reviewed for high-volume earthmoving, haul road production, cut-and-fill work, and scraper fleet comparison. Use the full specifications table to compare the Caterpillar 651B Motor Scraper against similar motor scraper models by power, weight, capacity, dimensions, speed, and other technical values.
Key Specifications
Net Power
550
hp
Overall Length
50.33
in
Overall Width
14.18
ft
Full Specifications
15 specs
Dimensions
Model
D346
Net Power
550 hp / 410.1 kW
Overall Height
14.08 ft / 4.29 m
Overall Length
50.33 in / 1,278 mm
Overall Width
14.18 ft / 4.32 m
Total Operating - Empty
126,900 lb / 57,561 kg
Wheelbase
31.92 ft / 9.73 m
Width Of Cut
12 ft / 3.66 m
Engine
Displacement
1,190 cu in / 19.5 L
Fuel Capacity
280 gal / 1,059.9 L
Heaped Capacity
44 yd³ / 33.64 m³
Max Depth Of Cut
16 ft / 4.88 m
Max Speed Forward
32 mph / 51.5 km/h
Power Measured @
1,900 rpm
Struck Capacity
32 yd³ / 24.47 m³
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Frequently Asked Questions
How powerful is the Caterpillar 651B Motor Scraper engine? +
The Caterpillar 651B Motor Scraper produces 550 hp (410.1 kW) of engine power. This output is typical for its weight class and designed to handle demanding Motor Scraper work cycles efficiently.
How does the Caterpillar 651B Motor Scraper compare to similar Motor Scraper models? +
You can compare the Caterpillar 651B Motor Scraper side by side with any other model using the Heavy Equipment Hub compare tool. Key comparison points include engine power, operating weight, digging depth, hydraulic flow, and overall dimensions.