Diaphragm Kit - suits Tecumseh

This high-quality replacement diaphragm (SKU: B1SB1427) is designed to suit Tecumseh engines, directly replacing OEM part numbers 630978, 631028, and 631028A. Manufactured to exacting standards, it ensures a reliable fuel seal and consistent engine performance. A durable and cost-effective alternative, this diaphragm is ideal for restoring proper fuel pump function on compatible small engines.

• Direct replacement for Tecumseh OEM parts 630978, 631028, and 631028A.
• Constructed from durable, fuel-resistant material for long service life.
• Easy to install, helping to restore reliable engine operation.

• Tecumseh small engines (various models)
• Compatible with Tecumseh fuel pumps using 630978
• Replaces GA Spares CAM514

Small Engine Parts – Fuel System Components. This diaphragm is part of a comprehensive range of replacement parts for outdoor power equipment.