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Snowmobile · 1970Unverified

Bolens Sprint TW-399

Name: Bolens Sprint TW-399
Brand: Bolens

Bolens Sprint TW-399 — Snowmobile · 26 hp. Reference specifications; pending source verification.

The Bolens Sprint TW-399 is a snowmobile model with a rated power of 26 hp, a mid-range figure for its class. It was built in 1970. Power comes from a 2-cylinder petrol air-cooled engine, paired with a tracked undercarriage. It has a listed operating weight of 167 kg, and it suits operations of up to 200 ac. Full UK and US specifications are listed below, each with its source.

Provisional listing — the headline figure is shown; full specifications are auto-generated and pending verification against published sources.

Rated power

26 hp

Weight

167 kg

Catalogue coverage

Variants represented

Richest spec table

30 rows

Recorded power

26 hp

Production years

1970-1970

Verified variants

No linked source document is currently displayed; verify critical figures with the manufacturer or dealer.

Hover a source tag to verify

Overview

ManufacturerBolensReference

SnowmobileReference

Built in Port Washington, Wisconsin, USAReference

TrackedReference

Manual steeringReference

Mechanical disc brakesReference

Suspensionbogie wheelReference

Engine

26HP Kohler 399cc 2-cyl gasolineReference

Fuel tank22.7 LReference

Kohler K399-2Reference

gasolineReference

2-cylinderReference

air-cooled horizontal-shaft inlineReference

Displacement24.35 ciReference

Bore/Stroke65 x 60 mmReference

Power19.4 kWReference

Fuel systemTillotson HR-42A carburetorReference

Cooling systemfanReference

Compression10.5:1Reference

Starter typemanual recoilReference

Starter typeelectricReference

SparkplugChampion K9Reference

Sparkplug gap0.508 mmReference

Dimensions

Weight167 kgReference

Length261 cmReference

Width81 cmReference

Height109 cmReference

Track width39 cmReference

Track length on ground101 cmReference

Track area on ground0.8 m²Reference

Values normalized to UK metric units. Every figure is traced to at least one source; verified specs are cross-checked against two or more.

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