ACL Race 0.25 mm Oversize Main Bearing Compatible with BMW N54 / N55 / S55 3.0L 7M1397H-.25
Product details
| Management number | 215336633 | Release Date | 2026/04/12 | List Price | $36.00 | Model Number | 215336633 | ||
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| Category | |||||||||
High performance Trimetal engine bearings Designed to withstand higher RPM conditions High strength overlay plate with reduced thickness for improved fatigue properties HIGH STRENGTH OVERLAY PLATE with reduced thickness for improved fatigue properties HARDENED STEEL BACKS on all rod bearings to improve the support of the bearing lining and assist with bearing retention in the housing. INCREASED CRUSH for improved bearing retention ELIMINATION OF FLASH PLATING on the back of the bearings to improve heat transfer through the bearings and to maximize the grip between the bearings and its housing. INCREASED ECCENTRICITY to compensate for bore distortion at high rpm and to assist in the formation of hydrodynamic oil films. 3/4 GROOVED MAIN BEARINGS to optimize bearing load carrying surface area and oil flow to the conrod bearings. TIGHT CONSISTENT WALL TOLERANCES to help you maintain consistent clearances. ENLARGED ID CHAMFERS on bearing edges where required to accommodate large fillet radius on performance crankshafts.
- Compatible with BMW N54 / N55 / S55 Engine
- High performance Trimetal engine bearings
- Designed to withstand higher RPM conditions
- ACL Race 0.25 mm OverSize Main Bearing
- New in Box
| UPC | 808228564324 |
|---|---|
| Brand Name | ACL |
| Item Weight | 2 Pounds |
| Bearing Type | Ball Bearing |
| Manufacturer | ACL |
| Material Type | Alloy Steel |
| Bearing Number | 7M1397H 25 |
| Item Dimensions | 4 x 2 x 4 inches |
| Compatible Lubricant | Oil |
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Main Bearings
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