| BMW X3 2.5i - Main Engine Components - Page 1 |
| If you're this far into your engine, then we think you know what you're doing. You also probably know that the best parts to use are OEM quality parts that already lasted this long. The stronger your bottom end, the stronger everything else can be, so don't skimp on these core components. |
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Belt Tensioner Lever |
11-28-1-726-773-M9 | Pivot Arm for Drive Belt Tensioner, X3 2.5i
Brand: Genuine BMW [Photo] |  |
| $60.00 |  |
Drive Belt Idler Pulley |
11-28-7-516-847-M40 | Deflection Pulley for Water Pump/Alternator Belt (Center Mounting), X3 2.5
Brand: INA [Photo] | |
| $28.50 | |
Main Bearing Set |
| The main bearings are used to hold the crankshaft inside the engine block and to provide the crankshaft with proper lubrication. This set includes the main bearings. Please specify if you need standard or oversize bearings. |
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| 11-21-1-706-847-6CYL-M41 | Main Bearing Set Standard, X3 2.5i
Brand: Glyco | |
| $114.00 | |
11-21-1-706-850-6CYL-M41 | Main Bearing Set +0.25 mm, X3 2.5i
Brand: Glyco [Photo] | |
| $119.00 | |
Rod Bearing Set |
| These bearings are used on the connecting rods inside the car's engine. When rebuilding your engine, be sure to specify if you need standard size or oversize bearings. |
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11-24-1-284-849-6CYL-M41 | Rod Bearing Set Standard 45.00 mm, X3 2.5i
Brand: Glyco [Photo] | |
| $53.00 | |
11-24-1-284-851-6CYL-M41 | Rod Bearing Set + 0.25 mm, X3 2.5i
Brand: Glyco [Photo] | |
| $53.50 | |
Wrist Pin Bushing |
| This bushing is used where the piston connects to the connecting rod. |
|
11-24-1-278-209-M41 | Wrist Pin Bushing, X3 2.5i (6 Per Car)
Brand: Glyco [Photo] | |
| $5.25 | |
Connecting Rod Bolt |
| These bolts hold the two pieces of the connecting rod together. Always replace these nuts when you are doing an engine rebuild. |
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11-24-1-739-728-M9 | Connecting Rod Bolt Length 44 mm, X3 2.5i (12 Per Car)
Brand: Genuine BMW [Photo] | |
| $8.50 | |
Flywheel Bolt |
| These bolts are used to secure the flywheel to the engine's crankshaft. Whenever the flywheel is removed, is it recommended you replace these bolts, as old bolts can stretch and lose strength if they are reused. |
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11-22-7-519-572-M9 | Flywheel Bolt (12 X 29.15 mm) (8 Per Car), X3 2.5i Manual Trans
Brand: Genuine BMW [Photo] | |
| $2.25 | |
11-22-7-805-885-M9 | Flywheel Bolt (12 X 28 mm), X3 2.5 Auto Trans(8 Per Car)
Brand: Genuine BMW [Photo] | |
| $3.50 | |
Crankshaft/Oil Pump Seal |
| This seal at the front and the rear of the crankshaft works to keep oil in the crankcase. |
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11-14-2-249-533-M104 | Crankshaft Seal Rear 90 X 110 X 12 NOTE: This new style seal does not have a tension spring., X3 2.5i
Brand: CFW-Freudenberg [Photo] | |
| $24.00 | |
