Carburetor Overhaul Kit for Lawn-Boy Replaces OEM 678415 677271 Oregon 49-301

Product Overview

This carburetor overhaul kit provides all necessary gaskets, seals, and components to rebuild the carburetor on Lawn-Boy lawn mower engines. Designed to restore fuel flow and engine performance, it is ideal for DIY repairs and professional maintenance on older Lawn-Boy models requiring OEM part numbers 678415 or 677271.

Key Features & Performance

• Includes precision-cut gaskets and seals for a leak-proof fit
• Replaces worn diaphragms and needle valves to improve fuel mixture
• Manufactured to OEM specifications for reliable long-term performance
• Contains all hardware needed for a complete carburetor overhaul
• Compatible with Oregon aftermarket replacement part 49-301

Fitment & Compatibility

• Compatible with many Lawn-Boy mowers using OEM carburetor part numbers 678415 and 677271
• Fits Oregon 49-301 as a direct replacement
• Designed for use on two-stroke and four-stroke Lawn-Boy engines where these part numbers apply

Common Uses

• Rebuilding the carburetor on Lawn-Boy push mowers and self-propelled mowers
• Restoring engine starting and idling performance after fuel system issues
• Replacing deteriorated gaskets and seals during routine mower maintenance

Technical Specifications

• Part Number(s): 678415, 677271, Oregon 49-301
• Kit Type: Carburetor Overhaul Kit
• Application: Lawn-Boy engines

Frequently Asked Questions

Q: Will this kit work on a Lawn-Boy model 10323? A: Compatibility depends on the specific carburetor part number; if your mower uses OEM 678415 or 677271, this kit will fit.

Q: Does this kit include the fuel line and primer bulb? A: No, this kit contains only the internal carburetor gaskets, seals, and diaphragms; it does not include external fuel system components.

Product appearance and specifications may vary slightly by batch. Compatibility may vary by serial number. Verify fitment before purchase.