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Piston 8638448
An OEM number is a unique code containing letters and digits.
Car manufacturers use them to mark every part inside their cars.
A non-original car part carrying an OEM number demonstrates that the part meets stringent car manufacturer standards and its parameters and technical specifications are identical to original equipment.
All spare parts in the list below are equivalent to OEM number 8 638 448:
- 8 638 448 (original number of BMW)
Piston OEM 8 638 448: Cost and Alternatives
Price | £ 46 - 176 |
OEM Brand | ENGITECH, KOLBENSCHMIDT, MAHLE |
Car maker | BMW |
OEM 8638448 Equivalents | 8638448, 8 638 448 |
3 items

Piston ENGITECH 8 638 44882 mm
Article number: ENT050411 STD
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- Cylinder Bore [mm]: 82
- Bolt Head Diameter [mm]: 20
- Bolt Length [mm]: 51
- Item number: ENT050411 STD
- Manufacturer: ENGITECH
- EAN number: 5901655982411
- Condition: New
- Reference number OEM: 8638448
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Details
Piston MAHLE 8 638 44882,0 mm
Article number: 081 PI 00124 000
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- Cylinder Bore [mm]: 82,0
- Length [mm]: 51,2
- Compression Height [mm]: 33,2
- Bolt Length [mm]: 55
- Bolt Head Diameter [mm]: 22
- Recess Depth 1 [mm]: 2,05
- Recess Diameter [mm]: 62
- Valve Pocket Depth 1 [mm]: 4,79
- Valve Pocket Depth 2 [mm]: 4,37
- Surface: EvoGlide® coated
- Top Land Height [mm]: 7,00
- Production Number: 82 L 182
- Component Number: 1. R 1.2 N, 2. NM 1.5 P, 3. 3S 2 N
- Packaging height [cm]: 12,80
- Net Weight [g]: 437
- Packaging length [cm]: 9,5
- Packaging width [cm]: 9,50
- Item number: 081 PI 00124 000
- Manufacturer: MAHLE
- EAN number: 4057635010924
- Condition: New
- Reference number OEM: 8638448
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Details
Piston KOLBENSCHMIDT 8 638 44882 mm
Article number: 42099600
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- Production Number: 082378
- Cylinder Bore [mm]: 82
- Compression Height [mm]: 33,2
- Length [mm]: 51,2
- Recess Depth 1 [mm]: 2,3
- Valve Pocket Depth 1 [mm]: 5,2
- Valve Pocket Depth 2 [mm]: 4,9
- Recess Diameter [mm]: 61,8
- Standard Size [STD]
- Bolt Head Diameter [mm]: 22
- Bolt Length [mm]: 51
- Connecting Rod Design: Trapezoidal Connecting Rod
- Piston Clearance [mm]: 0,04
- only available in set
- Item number: 42099600
- Manufacturer: KOLBENSCHMIDT
- EAN number: 4028977979347
- Condition: New
- Reference number OEM: 8638448
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Contents of the Piston KOLBENSCHMIDT set:
Description of the product
Units
Article number
Piston Ring
1
101040000
Piston Ring
1
101050000
Piston Ring
1
61111
Details
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