AHM2140SK / AJR4087SK. Leyland 253, 245, 502 and Marshall 502 Injection Pump Service Kit. 

Kit includes: gaskets, shaft seals, washers, “o” rings seal caps and a fuel intake filter, all required to service item number 1 in the illustration.

The kit includes items numbered: 2,3 & 4 in the illustration. 

Fitted to tractors: 

• Leyland: 253, 245, 502
• Marshall: 502
  (with CAV rotary pump number 3230F410 – Pump settings: SW57 / 700 / 6 / 2390)