Supra L6-2997cc 3.0L DOHC MFI (1998)
Crankshaft Main Bearing: Specifications
SERVICE SPECIFICATIONS
Standard clearance:
STD: 0.026 - 0.040 mm (0.0010 - 0.0016 inch)
U/S 0.25: 0.025 - 0.061 mm (0.0010 - 0.0024 inch)
Maximum clearance:
STD: 0.06 mm (0.0024 inch)
U/S 0.25: 0.08 mm (0.0031 inch)
If the oil clearance is greater than maximum, replace the bearings. If necessary, grind or replace the crankshaft.
HINT: If using a standard bearing, replace with one having the same number. If the number of the bearing cannot be determined, select the correct
bearing by adding together the numbers imprinted on the cylinder block and crankshaft, then refer to the table for the appropriate bearing number.
There are 5 sizes of standard bearings, marked "1", "2", "3", "4" and "5" accordingly.
EXAMPLE: Cylinder block "3" (A)
+ Crankshaft "4" (B)
= Total number 7 (Use bearing "3")