Snow Series 21 GT 420cc Horizontal Engine

Name: 25M137-0005-F1 Snow Series 21 GT 420cc Horizontal Engine
Brand: Briggs & Stratton
SKU: 25M137-0005-F1
Price: 787.89 USD
Availability: InStock

Genuine Briggs & Stratton OEM · Part number 25M137-0005-F1

The Snow Series 21 GT 420cc Horizontal Engine is a genuine Briggs & Stratton engine parts part, OEM part number 25M137-0005-F1. Dykes Motors sells it for $787.89. It is in stock to order online, or you can pick it up at our store. Not sure it fits your machine? Send the model and serial number to the parts desk before you order.

Price and availability checked Oct 9, 2026

~~Market price $829.15~~ Save 5%

$787.89

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In stock. Ships within 1 business day, arrives in 1 to 2 more — by Thu, Oct 15. Free shipping on every parts order. Free pickup at 3069 Hwy 49.

Genuine OEM part. Manufacturer warranty honored at our dealership.

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📦 Ships insured✅ 100 percent genuine Briggs & Stratton OEM🔄 Wrong part? We make it right

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Replaces Briggs & Stratton BS25M137-0007-F1

Details

Genuine Briggs & Stratton replacement engine, model 25M137-0005-F1, 420cc. Crankshaft: 3/4" x 2-19/64", keyway 3/16", drilled & tapped 3/8-24. Max RPM: 3600. Electric Start.

Verify your fitment before you order

Text your equipment model and serial number to 601.516.7255 and we confirm the exact part before you pay. Prefer to talk? Call (601) 516-7255.

Not sure it fits your machine

Our parts desk can confirm the exact part for your equipment before you buy. Call (601) 516-7255 with your model and serial number and we will match the right part. Prefer to send the details in writing? Use our contact page.

Questions about part 25M137-0005-F1

What machines does part 25M137-0005-F1 fit?

We do not list a confirmed fitment for part 25M137-0005-F1 on this page. Send the model and serial number of your machine to the parts desk and we will check it before you order.

How much is part 25M137-0005-F1?

Dykes Motors sells the Snow Series 21 GT 420cc Horizontal Engine, part number 25M137-0005-F1, for $787.89. Price and availability were checked Oct 9, 2026.