Mini N12/N14/N16/N18B16, ACL Race Series Main Bearings (5M7788H)
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Mini N12/N14/N16/N18B16 ACL Race Series Main Bearings (5M7788H)
Enhance your engine's performance with the Mini N12/N14/N16/N18B16 ACL Race Series Main Bearings (5M7788H), expertly designed to withstand higher RPM conditions. These bearings are perfect for popular 4, 6, and 8 cylinder applications, ensuring your vehicle runs smoothly and efficiently under demanding conditions.
Key Features:
- High Strength Overlay Plate: Features a reduced thickness for improved durability.
- Hardened Steel Backs: All Conrod Bearings come with hardened steel backs for added strength.
- Increased Crush: Eliminates flash plating for a more secure fit.
- 3/4 Grooving: Main Bearings are designed with 3/4 grooving to provide optimum oil supply.
- Consistent Wall Tolerances: Ensures tight and reliable performance.
- Oversize Chamfers: Available where applicable for enhanced fitment.
Discover the complete range of ACL Race Series Engine Bearings by visiting ACL Performance.
| Product Name | Mini N12/N14/N16/N18B16, ACL Race Series Main Bearings (5M7788H) |
|---|---|
| Brands | ACL |
| Engine | N14 |
| Make | BMW, Mini |
Delivery & Freight
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What information do I need to match these pistons to my engine?
You need the engine code, bore size, stroke, rod length, pin diameter and target compression ratio. These determine the correct piston compression height and crown design.
How should ring gaps be set for these pistons?
Ring gaps must be set by your engine builder based on fuel type, boost level and the intended rpm range. Forced-induction engines usually require larger gaps.
Are forged pistons suitable for street engines?
Yes. Forged pistons handle detonation and high cylinder pressure better than cast units. Your builder should set the piston-to-bore clearance to suit your application.
What are the recommended clearances for the Mini N12/N14/N16/N18B16 ACL Race Series Main Bearings?
Clearances for main bearings can vary based on the specific application and engine build. It's essential to consult the manufacturer's specifications and adjust based on your engine's intended use, such as street or race. Typical clearance ranges for performance applications are around 0.0015" to 0.0025", but always verify with your engine builder.
Do I need to modify the engine block to fit these main bearings?
In most cases, these main bearings should fit standard Mini N12/N14/N16/N18B16 engine blocks without modification. However, ensure that the block is properly machined and cleaned before installation to avoid any issues with fitment.
What is the advantage of the 3/4 grooving design in these main bearings?
The 3/4 grooving design enhances oil flow to the bearings, ensuring better lubrication under high RPM conditions. This feature is particularly beneficial in performance applications where maintaining oil pressure and reducing friction is critical for engine longevity.
Can these main bearings be used in a street application?
While the Mini N12/N14/N16/N18B16 ACL Race Series Main Bearings are designed for high-performance use, they can be used in street applications as well. However, ensure that your engine is tuned correctly and that oil quality is maintained to maximise their performance and reliability.
What type of oil should I use with these main bearings?
For optimal performance with the ACL Race Series Main Bearings, use a high-quality synthetic oil that meets the specifications for your engine. The oil should provide excellent lubrication and maintain viscosity under high temperatures and pressures, especially in performance applications.
