Breather Gasket

Name: 27803S GASKET-BREATHER
Brand: Briggs & Stratton
SKU: 27803S
Price: 3.93 USD
Availability: InStock

Genuine Briggs & Stratton OEM · Part number 27803S

The Breather Gasket is a genuine Briggs & Stratton engine parts part, OEM part number 27803S. Dykes Motors sells it for $3.93. 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. Dykes Motors is an authorized Bobcat, LS Tractor, and Ferris dealer with genuine parts and service on site.

Price and availability checked Oct 17, 2026

~~Market price $4.56~~ Save 14%

$3.93

We accept Visa, Mastercard, American Express, Discover, Apple Pay, Google Pay, Amazon Pay, PayPal, Venmo, and Klarna.

In stock. Ships in 2 to 3 business days, arrives in 1 to 2 more — by Fri, Oct 23. Free shipping on every parts order. Free pickup at 3069 Hwy 49.

Available now: Rotary 2735

2735 VALVE COVER GASKET FOR B&S Replaces BRIGGS & STRATTON 27803S, 27803

Listed as a replacement for Briggs & Stratton 27803S. This is a Rotary part, not Briggs & Stratton. Confirm the fit for your engine before you order, or call the parts desk at (601) 516-7255.

$1.03

Genuine OEM part. Manufacturer warranty honored at our dealership.

Authorized Briggs and Stratton Dealer

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Fits these models

3,369 more models in the OEM parts diagram, unverified

Plus 3,309 more models. Text your model and serial number below and we confirm the exact fit.

Details

This genuine Briggs & Stratton breather gasket (OEM part number 27803S) seals the connection between the breather and engine block, preventing oil mist and contaminants from entering the crankcase. It's a critical engine component that should be replaced when worn or damaged to maintain proper breather function. Confirm your specific engine or equipment model matches the verified fitment list before ordering, as this part is model-specific.

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.

Questions about part 27803S

What machines does part 27803S fit?

We do not list a confirmed fitment for part 27803S on this page. Send the model and serial number of your machine to the parts desk and we will check it before you order.