GMC T Series 1994 Repair Manual page 531

MEASURE THE CYLINDER BORES AT POINTS SHOWN ABOVE AND
RECORD MEASUREMENTS FOR CALCULATIONS
DEPTH FROM TOP
OF BLOCK
A 20 mm (0.79 IN)
B 96 mm (3.8 IN)
C 155 mm (6.1 IN)
A1-A2 = __________________
B1-B2 = __________________
C1-C2 = __________________
A1-C1 = __________________
B1-C1 = __________________
B2-C2 = __________________
* IF THE CYLINDER BORE OUT-OF-ROUNDNESS OR TAPER CALCULATION EXCEEDS
0.02 mm (0.0008 INCHES), RECONDITION THE CYLINDER BORE(S) AS NECESSARY
REFER TO " CYLINDER BORE RECONDITIONING."
96 mm
(3.8 INCHES)
155 mm
(6.1 INCHES)
MEASUREMENTS
90 DEGREES TO
CRANKSHAFT
A1 = ___________________
B1 = ___________________
C1 = __________________
OUT OF ROUNDNESS CALCULATION:
NOT TO EXCEED 0.02 mm (0.0008 INCHES)
TAPER CALCULATION:
NOT TO EXCEED 0.02 mm (0.0008 INCHES)
MEASUREMENT LOCATION
FOR A1, B1, AND C1
CENTERLINE
IN LINE WITH
CRANKSHAFT
A2 = ______________
B2 = ______________
C2 = ______________
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