Compare/Massey Ferguson Ski Whiz 444ST vs Massey Ferguson Whirlwind 440

Massey Ferguson Ski Whiz 444ST vs Massey Ferguson Whirlwind 440

Verdict: Massey Ferguson Ski Whiz 444ST vs Massey Ferguson Whirlwind 440

The Massey Ferguson Ski Whiz 444ST and the Massey Ferguson Whirlwind 440 are both snowmobiles — here is how they stack up on the figures that matter. Both are rated at the same 40 hp. Massey Ferguson Whirlwind 440 is the lighter machine (164 kg vs 176 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. Massey Ferguson Whirlwind 440 holds more fuel (22.7 L vs 20.8 L) for longer stints between fills. Massey Ferguson Whirlwind 440 is the newer design (1976 vs 1974). Use the full side-by-side spec tables below to weigh the details against your own operation, and confirm with a dealer demo.

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Tell us about your operation

Acreage600 acBudgetMain crop / use

Fit & specs

Massey Ferguson

Fit score

Best match

Clear

Massey Ferguson

Fit score

Best match

Clear

Rated power

40 hp

Confidence

98%

Guide price

—

Overview

Manufacturer

Massey FergusonReference

ScorpionReference

air-cooled horizontal-shaft inlineReference

Suspension

bogie wheelReference

rail-mounted bogie wheelReference

Distributor

—

Massey FergusonReference

Engine

Fuel tank

20.8 LReference

22.7 LReference

Displacement

26.12 ciReference

Bore/Stroke

68 x 60 mmReference

Power

29.8 kWReference

Fuel system

Tillotson HD 136A carburetorReference

Walbro carburetorReference

Rated RPM

7000Reference

—

Starter

electricReference

Starter volts

12Reference

Cooling system

—

fanReference

Compression

—

12:1Reference

Sparkplug

—

Champion N-3Reference

Sparkplug gap

—

0.508 mmReference

Dimensions

Weight

176 kgReference

164 kgReference

Length

248 cmReference

259 cmReference

Width

86 cmReference

91 cmReference

Height

102 cmReference

—

Track width

39 cmReference

40 cmReference

Track length on ground

97 cmReference

—

Track area on ground

0.8 m²Reference

—

Height (steering)

—

86 cmReference

Electrical

Ground

negativeReference

Battery volts

12Reference

Whirlwind 440 Serial Number Location

Fit score weighs budget, operation size, crop match and data confidence against the details above. It’s guidance, not advice — always confirm with a dealer demo.