Compare/Bolens 83/440 vs Bolens Sprint TW-399

Bolens 83/440 vs Bolens Sprint TW-399

Verdict: Bolens 83/440 vs Bolens Sprint TW-399

The Bolens 83/440 and the Bolens Sprint TW-399 are both snowmobiles — here is how they stack up on the figures that matter. Bolens 83/440 leads on rated power with 40 hp against 26 hp. Bolens Sprint TW-399 is the lighter machine (167 kg vs 174 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. Bolens 83/440 holds more fuel (25.0 L vs 22.7 L) for longer stints between fills. Bolens 83/440 is the newer design (1972 vs 1970). In short: choose the Bolens 83/440 for outright pulling power, or the Bolens Sprint TW-399 if a tighter budget and lighter footprint matter more. Compare the full spec tables below before booking a demo.

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Tell us about your operation

Acreage600 acBudgetMain crop / use

Fit & specs

Bolens

Fit score

Best match

Clear

Bolens

Fit score

Best match

Clear

Rated power

40 hp

26 hp

Confidence

40%

Guide price

—

Overview

Manufacturer

BolensReference

air-cooled horizontal-shaft inlineReference

Suspension

bogie wheelReference

Engine

Fuel tank

25.0 LReference

22.7 LReference

Displacement

26.42 ciReference

24.35 ciReference

Bore/Stroke

64 x 68 mmReference

65 x 60 mmReference

Power

29.8 kWReference

19.4 kWReference

Fuel system

Tillotson HD95 carburetorReference

Tillotson HR-42A carburetorReference

Cooling system

axial fanReference

fanReference

Rated RPM

6500Reference

—

Starter

electricReference

—

Starter volts

12Reference

—

Compression

—

10.5:1Reference

Starter type

—

electricReference

Sparkplug

—

Champion K9Reference

Sparkplug gap

—

0.508 mmReference

Dimensions

Weight

174 kgReference

167 kgReference

Length

264 cmReference

261 cmReference

Width

86 cmReference

81 cmReference

Height

106 cmReference

109 cmReference

Ski track width

76 cmReference

—

Track width

45 cmReference

39 cmReference

Track length on ground

—

101 cmReference

Track area on ground

—

0.8 m²Reference

Electrical

Ground

negativeReference

—

Battery volts

12Reference

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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.