Header Tank Caps

Ensure proper cooling system pressure with our header tank caps for Perkins, Volvo Penta, and Yanmar diesel engines. Designed for marine, agricultural, and industrial applications, these high-quality caps regulate coolant pressure, preventing overheating and fluid loss. Whether maintaining a boat engine or servicing heavy machinery, our durable header tank caps provide a secure seal, helping to maintain optimal engine temperature, improve cooling efficiency, and extend the lifespan of your diesel engine.