OEM Suzuki DT20 Powerhead | Fits 1977–1979 DT15 / DT20 15–20 HP 2-Cylinder 2-Stroke | P/N 11300-93818-01J

Product Overview

Replace your worn or damaged outboard powerhead with this OEM Suzuki DT20 Powerhead Assembly, designed for 1977–1979 Suzuki DT15 and DT20 15–20 HP 2-cylinder 2-stroke engines. Removed from a freshwater donor engine, this powerhead has been inspected and tested with good spark, even 90 PSI compression on both cylinders, and clean cylinder walls with no visible scoring. A solid replacement option for restoring an older Suzuki portable outboard.

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Key Features

• Genuine OEM Suzuki powerhead
• Fits Suzuki DT15 / DT20 15–20 HP outboards
• 2-cylinder 2-stroke design
• Freshwater engine take-off
• Good spark verified
• 90 PSI compression on both cylinders
• No cylinder scoring
• Wiring inspected and in good condition
• Ideal replacement or restoration component

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Part Numbers

Main Part Number

• 11300-93818-01J

Also Replaces

• 11300-93813
• 11300-93810

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Condition

This is a used OEM Suzuki powerhead removed from a freshwater donor engine. Inspection details:

• Freshwater unit
• Good spark confirmed
• Compression tested at 90 PSI on both cylinders
• Compression is consistent across both cylinders
• No visible scoring inside cylinders
• Wires are in good condition with no snaps or fraying
• Head gasket should be replaced before installation
• Carburetor rebuild recommended before use
• Missing electrical cover (see photos)
• Damage to pull handle (see photos)
• Sold AS-IS — comes exactly as pictured

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Fitment

Fits: Suzuki DT15 / DT20

• 15 HP
• 20 HP
• 2-Cylinder
• 2-Stroke
• Model Years: 1977–1979

Donor Engine

• Suzuki DT20
• Serial Number: 02003-705843

Always verify compatibility using your engine model, serial number, and part number before purchasing.

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What's Included

Included:

• OEM Suzuki DT15 / DT20 powerhead assembly
• Components shown in photos

No additional parts are included unless pictured.

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Installation Notes

Before installation:

• Replace head gasket
• Rebuild and service carburetor
• Inspect cooling passages and seals
• Verify ignition and fuel system components
• Confirm fitment with your engine model and serial number

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Warranty & Guarantee

Our Guarantee

This powerhead is sold AS-IS with no standard returns, but we guarantee that our listing accurately represents the condition of the part. If there is an issue that differs from the description or photos, please contact us and our team will work to make it right.

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Shipping

Professionally packaged for safe delivery. Shipping available domestically and internationally.

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Why Buy from EZ Boats Marine?

• Genuine OEM Suzuki Marine Parts
• Freshwater Engine Components
• Carefully Inspected Used Parts
• Accurate Fitment Information
• Secure Packaging
• Marine Parts Specialists

Keep your classic Suzuki outboard running with dependable OEM replacement components from EZ Boats Marine.

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Frequently Asked Questions

What engines does this powerhead fit?

This powerhead fits 1977–1979 Suzuki DT15 and DT20 15–20 HP 2-cylinder 2-stroke outboards.

Is the compression tested?

Yes. Compression measured 90 PSI on both cylinders with even readings.

Does it need any work before installation?

Yes. We recommend replacing the head gasket and rebuilding the carburetor before putting the engine back into service.

Is the carburetor included?

The powerhead is sold as pictured. Please refer to the listing photos for included components.

Is this a new Suzuki part?

No. This is a used OEM Suzuki powerhead removed from a freshwater donor engine.