37H1065 Simms fuel injection pump throttle shaft seal. Two seals required per pump.

Square section ‘Nu-lip’ control shaft ring for the Simms Minimec inline injection pump.

See item number 23 in the parts illustration.

View here a more detailed diagram of the Simms Fuel Injection Pump

Fitted to engines:

BMC 2.8 litre 3 cylinder diesel engine
BMC 3.4 litre 4 cylinder diesel engine
BMC 3.8 litre 4 cylinder diesel engine
Leyland 4/98 4 cylinder diesel engine

Fitted to tractors:

• Nuffield 342, 460, 10/42, 10/60, 3/45, 4/65
• Leyland 344, 384, 255, 270
• Marshall 904XL