Engine Specs -S65/S85 Main Bearings: Difference between revisions
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== Main Bearing History == | == Main Bearing History == | ||
{| class = " | {| class = "wikitable" | ||
!BMW Part Number | |||
!Description | |||
!Location | |||
!Color | |||
!Standard Size Bearings | |||
!Application | |||
!Prod. Start | |||
!Prod. End | |||
!Superceded By | |||
|- | |- | ||
Revision as of 06:07, 8 January 2015
Main Bearings Dimensions
| Crankshaft Main Journals & Bearings | Metric Dimensions | SAE (Inch) Dimensions |
|---|---|---|
| Main Journal Dimensions | 59.9800 mm | 2.36142 inch |
| Main Journal Variance | 59.9744 - 59.9834 mm | 2.36120 - 2.36155 inch |
| Bed plate + Bearing Dimensions | 60.01650 mm | 2.36285 inch |
| Bed Plate + Bearing Variance | 60.0125 - 60.0202 mm | 2.36270 - 2.36300 inch |
| Nominal Main Bearing Clearance | 0.03650 mm | 0.00144 inch |
| Bearing Clearance Variance | 0.0291 - 0.0458 mm | 0.00115 - 0.00180 inch |
| Crankshaft Rod Journals | Metric Dimensions | SAE (Inch) Dimensions |
|---|---|---|
| Rod Journal Dimensions | 51.9811mm | 2.04650 inch |
| Rod Journal Variance | 51.9786 - 51.9887 mm | 2.04640 - 2.04680 inch |
| Rod Journal Tolerance | -0.0025, +0.0076 mm | -0.00010, +0.00030 inch |
| Connecting Rod Dimensions | Metric Dimensions | SAE (Inch) Dimensions |
|---|---|---|
| Rod L.E. Bushing Dimensions | 21.00 mm | 0.82677 inch |
| Rod B.E. Bore Dimensions | 56.0120 mm | 2.20520 inch |
| Rod B.E. Variance | 56.0120 - 56.0146 mm | 2.20520 - 2.20530 inch |
| Rod B.E. Tolerance | -0.0000, +0.00254 mm | -0.00000, +0.00010 inch |
| Rod B.E. Thickness | 18.4150 mm | 0.72500 inch |
| Rod B.E. Variance | 18.4010 - 18.4200 mm | 0.72445 - 0.72520 inch |
| Rod B.E. Tolerance | -0.0140, +0.0051 mm | -0.00055, +0.00020 inch |
Main Bearing Part Numbers
Main Bearing History
| BMW Part Number | Description | Location | Color | Standard Size Bearings | Application | Prod. Start | Prod. End | Superceded By |
|---|---|---|---|---|---|---|---|---|
| 11 21 7 836 532 | Main Bearing Shell | Top | Green | 60.00 mm (+0.00 mm) | S85B50 | Sep-04 | Feb-08 | 11 21 7 841 489 |
| 11 21 7 836 517 | Main Guide Bearing Shell | Top | Green | 60.00 mm (+0.00 mm) | S85B50 | Sep-04 | Feb-08 | 11 21 7 841 499 |
| 11 21 7 836 539 | Main Bearing Shell | Bottom | Green | 60.00 mm (+0.00 mm) | S85B50 | Sep-04 | Feb-08 | 11 21 7 841 484 |
| 11 21 7 836 524 | Main Guide Bearing Shell | Bottom | Green | 60.00 mm (+0.00 mm) | S85B50 | Sep-04 | Feb-08 | 11 21 7 841 494 |
| 11 21 7 841 489 | Main Bearing Shell | Top | Green | 60.00 mm (+0.00 mm) | S85B50, S65B40, S65B44 | Sep-07 | Jul-11 | 11 21 7 841 610 |
| 11 21 7 841 499 | Main Guide Bearing Shell | Top | Green | 60.00 mm (+0.00 mm) | S85B50, S65B40, S65B44 | Sep-07 | Dec-08 | 11 21 7 841 618 |
| 11 21 7 841 484 | Main Bearing Shell | Bottom | Green | 60.00 mm (+0.00 mm) | S85B50, S65B40, S65B44 | Sep-07 | Apr-11 | 11 21 7 841 606 |
| 11 21 7 841 494 | Main Guide Bearing Shell | Bottom | Green | 60.00 mm (+0.00 mm) | S85B50, S65B40, S65B44 | Sep-07 | Jan-09 | 11 21 7 841 614 |
| 11 21 7 841 610 | Main Bearing Shell | Top | Green | 60.00 mm (+0.00 mm) | S85B50, S65B40, S65B44 | Nov-08 | Present | |
| 11 21 7 841 618 | Main Guide Bearing Shell | Top | Green | 60.00 mm (+0.00 mm) | S85B50, S65B40, S65B44 | Dec-08 | Present | |
| 11 21 7 841 606 | Main Bearing Shell | Bottom | Green | 60.00 mm (+0.00 mm) | S85B50, S65B40, S65B44 | Nov-08 | Present | |
| 11 21 7 841 614 | Main Guide Bearing Shell | Bottom | Green | 60.00 mm (+0.00 mm) | S85B50, S65B40, S65B44 | Nov-08 | Present |