Johnson Pump Replacement End Covers

Upgrade or maintain your engine cooling system with genuine Johnson Pump replacement end covers, engineered for reliability and long service life.

Key Features & Compatibility

• Johnson Pump 01-42398 End Cover: Designed for Johnson F4 and F5B pump models, this end cover provides a direct-fit replacement to restore pump integrity and prevent leaks. Manufactured to Johnson’s exacting standards, it ensures a secure seal and dependable operation for your engine’s cooling system.
• Johnson Pump 01-43239 End Cover Plate: Compatible with Johnson F-35B, MAJB, and 5, 6, 7.5, and 9 MKOB engine cooling pumps, this 56mm diameter plate features four fixing holes for easy installation. It’s also suitable for select Bukh and Thornycroft marine engines (Bukh DV 8 ME/SME, DV 10 LME/LSME, DV 10M, DV 10 ME/SME, DV 18 LME/LSME, DV 20M, DV 20 ME/SME, and DV 24 ME/SME engines), making it a versatile solution for a range of vessels.
• Johnson Pump 01-45282 End Cover Plate: Precision-engineered for Johnson 33636, F4B-9, F4B-902, F4B-903, and Vetus M3.10 engine cooling pumps, this end cover measures 62mm across the flats with six fixing holes for a secure fit. It’s ideal for replacing worn or corroded covers and maintaining your pump’s efficiency.

• Manufactured to original equipment specifications for a precise fit.
• Durable materials resist corrosion and wear.
• Easy installation for DIY boaters or professional service technicians.
• Helps prevent leaks and maintain optimal engine cooling performance.