CMK143 - Nuffield Bypass Hose

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CMK143 Bypass Hose for Nuffield 3/45 and 4/65 Tractors

Quality replacement bypass hose suitable for Nuffield tractors fitted with BMC 2.8 litre and 3.8 litre diesel engines.

This cooling system bypass hose allows coolant to circulate between the water pump adaptor and thermostat housing before the thermostat opens, helping the engine warm up correctly and maintain efficient cooling system performance.

Suitable for the following tractors:

• Nuffield 3/45
• Nuffield 4/65

Suitable for the following engines:

• BMC 2.8 Litre 3 Cylinder Diesel Engine
• BMC 3.8 Litre 4 Cylinder Diesel Engine

Features:

• Quality replacement cooling system bypass hose
• Suitable for BMC 2.8 and 3.8 litre engines
• Helps maintain correct coolant circulation
• Manufactured for reliable fit and durability
• Resistant to coolant and engine operating temperatures
• Ideal for cooling system repairs and restoration work

Associated parts:

• GHC709 hose clips (2 required per hose)

This hose is commonly replaced during cooling system repairs, engine rebuilds and vintage tractor restoration projects where the original hose has become cracked, hardened, swollen or damaged with age.

A damaged bypass hose can lead to coolant leaks and reduced cooling system efficiency, making replacement an important part of preventative maintenance.

Ideal for customers searching for Nuffield bypass hoses, BMC engine cooling hoses, Nuffield 3/45 radiator hoses, Nuffield 4/65 cooling system parts, tractor water hoses and vintage tractor engine hoses.

We specialise in quality parts for Nuffield, Leyland and Marshall tractors and aim to supply reliable tractor spare parts and cooling system components that fit correctly and perform reliably.