MAIN ENGINE BEARING DIMENSIONS | |
Minimum std shaft size | 2.3611in / 59.971mm |
Maximum std shaft size | 2.3618in / 59.990mm |
Minimum std tunnel size | 2.5591in / 65.000mm |
Maximum std tunnel size | 2.5598in / 65.019mm |
Maximum wall at crown | 0.0980in / 2.490mm |
Maximum overall length | 0.787in / 20.00mm - 1538H 0.982in / 24.94mm - 1539H |
Engine | Bore size x Stroke | Engine code | Make and model |
SOHC/DOHC 12v/24v | 80.00mm x 66.00mm | M20B20, M50B20, M52B20 | 320, 520, Z3 |
DOHC 24v | 80.00mm x 72.00mm | M54B22 | Z3 |
SOHC 12v | 80.00mm x 76.80mm | M20B23 | 323 |
SOHC/DOHC 12v/24v | 84.00mm x 75.00mm | M20B25, M50B25, M52B25, M54B25 | 325, 525, Z4 |
SOHC/DOHC 12v/24v | 84.00mm x 81.00mm | M20B27, M50B27 | 325 |
DOHC 24v | 84.00mm x 84.00mm | M52B28 | 328, 528, Z3 |
ROD ENGINE BEARING DIMENSIONS | |
Minimum std shaft size | 1.7707in / 44.975mm |
Maximum std shaft size | 1.7713in / 44.991mm |
Minimum std tunnel size | 1.8898in / 48.000mm |
Maximum std tunnel size | 1.8904in / 48.016mm |
Maximum wall at crown | 0.0588in / 1.493mm |
Maximum overall length | 0.709in / 18.00mm |
Engine | Bore size x Stroke | Engine code | Make and model |
SOHC/DOHC 12v/24v | 80.00mm x 66.00mm | M20B20, M50B20, M52B20 | 320, 520, Z3 |
DOHC 24v | 80.00mm x 72.00mm | M54B22 | Z3 |
SOHC 12v | 80.00mm x 76.80mm | M20B23 | 323 |
SOHC/DOHC 12v/24v | 84.00mm x 75.00mm | M20B25, M50B25, M52B25, M54B25 | 325, 525, Z4 |
SOHC/DOHC 12v/24v | 84.00mm x 81.00mm | M20B27, M50B27 | 325 |
DOHC 24v | 84.00mm x 84.00mm | M52B28 | 328, 528, Z3 |
DOHC 24v | 84.00mm x 89.60mm | M54B30 | 330, 530, X3, Z3, Z4 |