TECHNICAL DATA-B.11 Fuel Injection Pump Make ...... ...... ...... ...... ...... C.A.V. Type ...... ...... ...... ...... ...... D.P.A.  (Mechanically Governed) Pump Rotation ...... ...... ...... ...... Clockwise Plunger Dia. ...... ...... ...... ...... ...... 8,5 mm Timing Letter (Mechanical) ...... ...... ...... "C" No. 1 Cylinder Outlet ...... ...... ...... ...... "W" Engine Checking and Fuel Pump Marking Angles, Static Timing The correct marking angles and static timing can be found by reference to the prefix letters and figures of the setting code adjacent  to  the  word  "set"  on  the  fuel  pump  identification  plate.    Engine  checking  and  fuel  pump  marking  angles  are  for use with timing tool MS67B and adaptor PD67B—1. Prefix Letters Engine Checking Fuel Pump Marking Static Piston Angle (Degrees) Angle (Degrees) Timing Displacement (with engine at (BTDC- TDC compression) Degrees) AS62 279 292 26 0.322 in  (8,18  mm) BS44 281 296 30 0.425 in (10,79 mm) BS49 281 292 22 0.230 in  (5,84  mm) BS34 281 292 22 0.230 in  (5,84  mm) BS62 281 292 22 0.230 in  (5,84  mm) BS64 281 292 22 0.230 in  (5,84  mm) LS43 284 1/2 296 30 0.230 in  (6.35  mm) LS44 281 296 23 0.425 in (10,79 mm) LS45 284 1/2 296 23 0.250 in  (6.35  mm) LS49 284 1/2 296 23 0.250 in  (6.35  mm) LS50 284 1/2 296 23 0.250 in  (6.35  mm) LS52 284 1/2 296 23 0.250 in  (6.35  mm) LS55 284 1/2 296 25 0.250 in  (6.35  mm) LS57 below 2160 rev/min  284 1/2 296 23 0.250 in  (6.35  mm) LS57 above 2160 rev/min  283 1/2 296 25 0.295 in  (7,49  mm) LS61 284 1/2 296 23 0.250 in  (6.35  mm) LS62 283 1/2 296 25 0.295 in  (7.49  mm) LS63 284 1/2 296 23 0.250 in (6.35  mm) LS66 281 292 22 0.230 in  (5.84  mm) LS67 284 1/2 296 23 0.250 in  (6.35  mm) MS67 279 292 26 0.322 in  (8,18  mm) PS45 281 292 22 0.230 in  (5,84  mm) PS48 281 292 22 0.230 in  (5,84  mm) PS51 281 292 22 0.230 in  (5,84  mm) PS54 281 292 22 0.230 in  (5,84  mm) PS55 283 292 18 0.156 in  (3,96  mm) PS61 (Exceptions below)   281 292 22 0.230 in  (5,84  mm) PS61/850/4/3120 280 1/2 292 23 0.250 in  (6.35  mm) PS61/850/7/3120 280 1/2 292 23 0.250 in  (6.35  mm) PS61/850/9/2400 280 1/2 292 23 0.250 in  (6.35  mm) PS62 281 292 22 0.230 in  (5,84  mm) PS66 281 292 22 0.230 in  (5,84  mm) WS62 280 292 24 0.275 in  (6,98  mm) WS66 280 292 24 0.275 in  (6,98  mm) XS55E 281 293 24 0.275 in  (6,98  mm) ZS51E 278 1/4 291 25 1/2 0.311 in  (7,90  mm)