Show/hide table
Table 1
| Tools Needed |
Quantity |
| 1P-3537 |
Dial Bore Gauge Group |
1 |
| 1P-4000 |
Line Boring Tool Group |
1 |
Main bearings are available with an inside diameter that is 0.63 mm (0.025 inch) or 1.27 mm (0.050 inch) smaller than the inside diameter of the original bearings. These bearings are for crankshafts that have been ground.
Main bearings are also available with an outside diameter that is 0.63 mm (0.025 inch) larger than the outside diameter of the original bearings. These bearings are used for the cylinder blocks with the main bearing bore that is made larger than the bore's original size.
Main bearings are also available with an inside diameter that is 0.63 mm (0.025 inch) or 1.27 mm (0.050 inch) smaller than the inside diameter of the original bearings and an outside diameter that is 0.63 mm (0.025 inch) larger than the outside diameter of the original bearings. These bearings are used in situations when the crankshaft has been ground and the cylinder block has been bored.
The 1P-3537 Dial Bore Gauge Group is used to check the size of the bore. Refer to Special Instruction, GMG00981, " 1P-3537 Dial Bore Gauge Group".
The 1P-4000 Line Boring Tool Group is used in order to check the alignment of the main bearing bores. Refer to Special Instruction, SMHS7606, "Use of 1P-4000 Line Boring Tool Group".