Impreza Engine Cylinder Block Assembly Crankshaft Specs
Crankshaft: Specifications
GENERAL:
Bend Limit ................................................................................................................................................................................... 0.035 mm (0.0014 inch)
Out-of-Roundness ............................................................................................................................................................. 0.030 mm (0.0012 inch) or less
Grinding Limit ............................................................................................................................................................................. 0.250 mm (0.0098 inch)
CRANKPIN OUTER DIAMETER:
Standard ........................................................................................................................................................ 51.984 - 52.000 mm (2.0466 - 2.0472 inch)
0.03 mm (0.0012 inch) Undersize ................................................................................................................. 51.954 - 51.970 mm (2.0454 - 2.0461 inch)
0.05 mm (0.0020 inch) Undersize ................................................................................................................. 51.934 - 51.950 mm (2.0446 - 2.0453 inch)
0.25 mm (0.0098 inch) Undersize ................................................................................................................. 51.734 - 51.750 mm (2.0368 - 2.0374 inch)
CRANK JOURNAL OUTER DIAMETER No. 1 & 5:
Standard ........................................................................................................................................................ 59.992 - 60.008 mm (2.3619 - 2.3625 inch)
0.03 mm (0.0012 inch) Undersize ................................................................................................................. 59.962 - 59.978 mm (2.3607 - 2.3613 inch)
0.05 mm (0.0020 inch) Undersize ................................................................................................................. 59.934 - 59.950 mm (2.3596 - 2.3602 inch)
0.25 mm (0.0098 inch) Undersize ................................................................................................................. 59.742 - 59.758 mm (2.3520 - 2.3527 inch)
CRANK JOURNAL OUTER DIAMETER No. 2, 3 & 4:
Standard ........................................................................................................................................................ 59.992 - 60.008 mm (2.3619 - 2.3625 inch)
0.03 mm (0.0012 inch) Undersize ................................................................................................................. 59.954 - 59.970 mm (2.3604 - 2.3610 inch)
0.05 mm (0.0020 inch) Undersize ................................................................................................................. 59.934 - 59.950 mm (2.3596 - 2.3602 inch)
0.25 mm (0.0098 inch) Undersize ................................................................................................................. 59.734 - 59.750 mm (2.3517 - 2.3524 inch)
THRUST CLEARANCE:
Standard ............................................................................................................................................................ 0.030 - 0.115 mm (0.0012 - 0.0045 inch)
Wear Limit ..................................................................................................................................................................................... 0.25 mm (0.0098 inch)