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Measure cylinder bores - AR01.40-P-9202T

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ENGINE 648.960 

ENGINE 646.8 

ENGINE 646.951/961/962/963/966 

ENGINE 647.961 

ENGINE 651 

Fig 1: Measuring Cylinder Bore
G09973937Courtesy of MERCEDES-BENZ USA
Picture no., etc. Work notes    
1, 2, 3 Measuring points cylinder bore Engine 646
IMPORTANT Measure cleaned cylinder bores with an inside caliper at the measuring points (1, 2, 3) in a longitudinal direction (A) and transverse direction (B).		  
    ENGINE 646.8
ENGINE 646.951/961/962/963/966		 *BE01.40-P-1001-01M 
    Cylinder liner *BE01.40-P-1002-01M 
    Cylinder liner *BE01.40-P-1003-01M 
    SPECIAL TOOL Dial gage Fig 2
1, 2, 3 Measuring points cylinder bore ENGINE 647, 648
IMPORTANT Measure cleaned cylinder bores with an inside caliper at the measuring points (1, 2, 3) in a longitudinal direction (A) and transverse direction (B).		  
Cylinder liner *BE01.40-P-1004-01E 
Cylinder liner *BE01.40-P-1003-01E 
Cylinder liner dia. *BE01.40-P-1001-01E 
SPECIAL TOOL Dial gage Fig 2
1, 2, 3 Measuring points cylinder bore ENGINE 651
IMPORTANT Measure cleaned cylinder bores with an inside caliper at the measuring points (1, 2, 3) in a longitudinal direction (A) and transverse direction (B).		  
Cylinder liner dia. *BE01.40-P-1001-01O 
SPECIAL TOOL Dial gage Fig 2
CHECK VALUES FOR CYLINDER BORE

Number Designation ENGINE 647, 648
BE01.40-P-1004-01E Cylinder liner Permissible difference mm of cylinder shape (when new) 0, 000...0, 007
Wear limit mm -
CHECK VALUES FOR CYLINDER BORE

Number Designation ENGINE 646.951/961/962/963/966 ENGINE 646.8
BE01.40-P-1001-01M Cylinder liner dia. Standard dimension mm 88, 0 88, 0
Group code letter A mm 88, 000...88, 006 88, 000...88, 006
Group code letter X mm 88, 006...88, 012 88, 006...88, 012
Group code letter B mm 88, 012...88, 018 88, 012...88, 018
Repair stage 1 Cylinder group +5 mm 88, 050 88, 050
Repair stage 2 Cylinder group +10 mm 88, 100 88, 100
Repair stage 3 Cylinder group +50 mm 88, 500 -
CHECK VALUES FOR CYLINDER BORE

Number Designation ENGINE 647, 648
BE01.40-P-1003-01E Cylinder liner Wear limit in longitudinal and transverse direction mm 0, 020
CHECK VALUES FOR CYLINDER BORE

Number Designation ENGINE 646.951/961/962/963/966 ENGINE 646.8
BE01.40-P-1003-01M Cylinder liner Permissible difference of cylinder shape (when new) mm 0, 000...0, 007 0, 000...0, 007
CHECK VALUES FOR CYLINDER BORE

Number Designation ENGINE 651
BE01.40-P-1001-01O Cylinder liner dia. Standard dimension mm 83, 007
Group code letter X mm 83, 000...83, 014
Repair stage 1 cylinder group +60 mm 83, 600
CHECK VALUES FOR CYLINDER BORE

Number Designation ENGINE 647, 648
BE01.40-P-1001-01E Cylinder liner dia. Standard dimension mm 88, 0
Group code letter A mm 88, 000...88, 006
Group code letter X mm 88, 006...88, 012
Group code letter B mm 88, 012...88, 018
CHECK VALUES FOR CYLINDER BORE

Number Designation ENGINE 646.951/961/962/963/966 ENGINE 646.8
BE01.40-P-1002-01M Cylinder liner Wear limit in longitudinal and transverse direction mm 0, 020 0, 020
Fig 2: Identifying Dial Gage (001 589 32 21 00)
G09973938Courtesy of MERCEDES-BENZ USA
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