P1776 
Nomenclature  Dimensions  Clearances  
Mfr.  Mfr.  
Min.  Serv.  Min.  Serv.  
&  Max.  &  Max.  
Max.  Max.  
Oil Pump Drive Shaft and Oil Pump Body or Cover  .0010L .0025L  .004L  
Oil Pump Drive Shaft and and Accessory Housing  .0015L .0030L  .006L  
Oil Pump Drive Shaft and AccessoryCase  .0015L .0030L  .006L  
Oil Pump Drive Shaft and Crankcase  .0010L .0025L  .004L  
Oil Pump Drive Shaft -End Clearance  .015L .050L  .065L  
Oil Pump Drive Shaft -End Clearance  .017L .037L  .047L  
Oil Pump Impellers -Diameter Clearance  .002L .006L  .008L  
Oil Pump Impellers -Diameter Clearance  .0035L .0075L  .009L  
Oil Pump Impeller -Side Clearance  .002L .0045L  .005L  
Oil Pump Impeller -Side Clearance  .003L .005L  .006L  
Width of Oil Pump Impellers  .622 .624  .621  
Width of Oil Pump Impellers  .747 .749  .746  
Width of Oil Pump Impellers  .995  
.997  .994  
Width of Oil Pump Impellers  .622  
.623  .620  
Oil Pump Impeller and Idler Shaft  .0010L .0025L  .004L  
Oil Pump Impeller and Idler Shaft  .001T .003T  (A)  
Oil Pump Impeller and Idler Shaft  .002T .004T  (A)  
Oil Pump Idler Shaft and Oil Pump Body  .0005L .0020L  .003L  
Oil Pump Idler Shaft and Oil Pump Body  .0010L .0025L  .003L  
Oil Pump Idler Shaft and Oil Pump Body  .0000 .0015T  (A)  
Oil Pump Idler Shaft and AccessoryHousing  .0010L .0025L  .0035L  
Oil Pump Idler Shaft and Crankcase  .0025L  .0035L  
1-14 
PART 1 DIRECT DRIVE ENGINES 
SECTIONIII GEAR TRAIN SECTION-SCAVENGE PUMP 
Ref.  Ref. Chart Nomenclature Dimensions Clearances 
Mfr. Mfr. New Old 
Min. Serv. Min. Serv. & Max. & Max. Max. Max.
708 545 G2-S2  ScavengePump Drive Shaft and .0010L Adapter .0025L .0041L 
709 546 G2-S2 ScavengePump -End Clearance  .000 .045L .060]L 
710 542 G2-S2  ScavengePump Impellers -.007L Diameter Clearance .011L .014]L 
711 543 G2-S2  ScavengePump Impellers -.003L Side Clearance .005L .006]L 
543G2-S2  Width of Impellers 1.496 
1.498 1.495
712 544 G2-S2  ScavengePump Impellers and .0010L Idler Shaft .0025L .004L 
713 544 G2-S2  ScavengePump Body and Idler .0000 Shaft .0015T (A) 
714  772 S3-T4-AF Turbocharger ScavengePump .0010L 772 (WIDE DECK) Drive and Adapter .0025L .004L 
715 986 S3-T4-AF Turbocharger ScavengePump .0010L986 (WIDEDECK) Shaft and Adapter .0020L .0035L 
 
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