37D218 PLUG.  Valve spring plug for the engine oil pump pressure relief valve spring.

Genuine New British Leyland part, may show signs of age from storage.

See item 5 in the illustration.

Compatible with the following engines

• BMC 2.6 T/TA 3-cylinder diesel engine (later models only, please call for advice)
• BMC 3.4 T/TA/TD 4-cylinder diesel engine (later models only, please call for advice)
• BMC 2.8 T/TD 3-cylinder diesel engine (engine number 2959 onwards)
• BMC 3.8 T/TA/TD 4-cylinder diesel engine (engine number 49195 onwards)
• BMC 5.1 and 5.7 6-cylinder diesel engine
• Leyland 4/98 NT/DT/TT 4-cylinder diesel engine
• Leyland 6/98 NT/DT/TT 6-cylinder diesel engine

Fitted to tractors:

• Nuffield Universal Three (3DL), Universal Four (4DM)
• Nuffield 460, 10/42, 1060, 3/45, 4/65
• Leyland 344, 384, 255, 270, 262, 272, 462, 472, 282, 482,
• Leyland 602, 604, 702, 704, 802, 804
• Leyland 285, 2100, 485, 4100
• Marshall 602, 604, 702, 704, 802, 804, 904XL
• Marshall 100, 115, 125, 145