Tecumseh 640025 Tune-Up Kit for 5-6.5HP Engines

Keep your Tecumseh-powered lawn mower or go-kart running smoothly with this Tecumseh 640025 Tune-Up Kit. Designed for OHH45, OHH50, OHH55, and OHH60 engines rated at 5-6.5HP, this kit includes a carburetor, air filter, oil filter, and spark plug—everything needed for optimal performance.

The kit features high-quality components made from durable materials that resist wear and corrosion, ensuring long-lasting reliability even in demanding conditions. Engineered for quick start-ups and stable operation, this tune-up kit reduces cold-start difficulties while simplifying routine maintenance with the included tool. Compatible with popular models like the 3203 and 3205, it replaces multiple part numbers, including 640014 and 640017, for a hassle-free upgrade.