Vane Air Starters | Powerful & Reliable Engine Starting

Powerful Vane Air Starters for Caterpillar Equipment

Vane air starters represent the most reliable method for starting large Caterpillar engines in demanding industrial environments. Unlike electric starters that can struggle in extreme temperatures or when batteries are depleted, vane air starters use compressed air to deliver consistent starting power regardless of weather conditions or electrical system status.

These motors excel by generating maximum horsepower at relatively low speeds of 5,000-6,000 rpm, which significantly extends bearing life compared to higher-speed alternatives. The vane design requires minimal lubrication while delivering superior torque-to-weight ratios compared to piston-type air motors, making them ideal for heavy equipment applications where space and weight matter.

Caterpillar machinery often operates in remote locations where reliable starting is critical. Vane air starters eliminate concerns about battery maintenance, cold-weather starting issues, and electrical system failures that could leave equipment stranded. Their robust construction handles the vibration and harsh conditions typical in construction, mining, and industrial applications.

5N8390 Kit-Air Starter/I for CAT Equipment

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$377.77

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New 1055080 Vane Air Starter Replacement suitable for Caterpillar Equipment

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$2,918.18

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New 1055081 Air Starter Motor Replacement suitable for Caterpillar Equipment

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$2,142.52

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New 1065521 Air Starter Motor Replacement suitable for Caterpillar Equipment

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$2,265.15

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New 2463274 Turbine Air Start Replacement suitable for Caterpillar Equipment

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$2,978.14

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New 7C3372 (4W5107, 1435168) Air Starter Motor Replacement suitable for Caterpillar Equipment

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$4,595.50

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New 7C3374 Air Starter/Inger Replacement suitable for Caterpillar Equipment

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$3,319.80

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New 7W0301 Vane Air Starter Replacement suitable for Caterpillar Equipment

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$3,071.25

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New 7W9655 Air Starter New I Replacement suitable for Caterpillar Equipment

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$2,897.54

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Frequently Asked Questions (FAQs)

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Why choose vane air starters over electric starters?

Vane air starters work in extreme temperatures, don't drain batteries, and provide consistent starting power regardless of electrical system condition.

How much air pressure do vane air starters require?

Most require 80-120 PSI of clean, dry compressed air, which is typically available from the equipment's air system.

What maintenance do vane air starters need?

Regular lubrication through the air supply and periodic inspection of air lines and fittings are the primary maintenance requirements.

Can vane air starters be rebuilt when they wear out?

Yes, many components can be rebuilt, but replacement is often more cost-effective given the precision required for proper operation.

How do I know if my vane air starter is failing?

Slow cranking speed, unusual noises, or failure to engage the flywheel indicate potential problems requiring inspection.

Are these starters compatible with all Caterpillar engines?

Each starter is designed for specific engine applications, so matching part numbers to your equipment is essential for proper function.

New 1843958 Shaft-Driven Replacement suitable for Caterpillar Equipment

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$701.40

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New 7W5687 Hub Replacement suitable for Caterpillar Equipment

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$95.03

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New 1075006 Joint Gp W/Spider Replacement suitable for Caterpillar Equipment

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$295.41

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New 7N7970 Bearing Sleeve Replacement suitable for Caterpillar Equipment

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$6.75

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3522109 Water Pump for CAT Equipment

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$152.10

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New 1140754 Brg-Sleeve Replacement suitable for Caterpillar Equipment

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$3.69

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New 1173915 (3473554) Good Used Motor G-El Replacement suitable for Caterpillar Equipment

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$450.00

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1R1807 Oil Filter for CAT 120G, 12G, 130G & more

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$15.71

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New 1350786 (1350770, 1021381)Wheel A Replacement suitable for Caterpillar Equipment

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$358.53

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New CAT 1B3867 Water Pump Bearings Caterpillar Aftermarket for CAT 725, 730, 735, 740, D250E, D250E II, D300E, D300E II, D350E, D350E II and more

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New 1087930 Water Pump Bearings Replacement suitable for Caterpillar Equipment

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$29.76

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New 2573227 Filter Drier In-L Replacement suitable for Caterpillar Equipment

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$22.91

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