Carburettor Diaphragm - suits Briggs & Stratton

This high-quality replacement carby diaphragm (SKU: B1SB1429) is designed to fit Briggs & Stratton engines, matching OEM part number 299637 and John Deere M49963. It is a direct replacement for the original carburettor diaphragm, ensuring reliable fuel delivery and smooth engine operation. Manufactured from durable materials, this diaphragm is built to withstand the demands of Australian outdoor conditions, making it a dependable choice for lawnmowers, generators, and other small engines.

• Direct replacement for Briggs & Stratton 299637 and John Deere M49963 diaphragms
• Constructed from flexible, oil-resistant material for long-lasting performance
• Simple to install – restores proper carburettor function and engine responsiveness

• Briggs & Stratton single-cylinder engines (e.g., Series 450E, 500E, 550E)
• John Deere lawn tractors and zero-turn mowers
• Various generators and pressure washers using B&S 299637 diaphragm

Carburettor Parts – replacement diaphragms and gaskets for small engines, ensuring reliable fuel system performance.