ALFA 1570 1779, ACL Race Series Conrod Bearings (4B1110H)

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ALFA 1570 1779, ACL Race Series Conrod Bearings (4B1110H) - Engineered for High Performance
Upgrade your engine's performance with the ALFA 1570 1779, ACL Race Series Conrod Bearings (4B1110H). Specifically designed to endure higher RPM conditions, these bearings are perfect for 4, 6, and 8 cylinder applications. Experience enhanced durability and reliability with these top-tier engine components.
- High Strength Overlay Plate: Features a reduced thickness for superior performance.
- Hardened Steel Backs: Ensures maximum strength and longevity for all Conrod Bearings.
- Increased Crush: Eliminates flash plating for a more secure fit.
- 3/4 Grooving on Main Bearings: Provides optimal oil supply for efficient engine operation.
- Tight Consistent Wall Tolerances: Guarantees precision and reliability.
- Oversize Chamfers: Available where applicable for improved fit and function.
| Product Name | ALFA 1570 1779, ACL Race Series Conrod Bearings (4B1110H) |
|---|---|
| Brands | ACL |
| Engine | 1570cc, 1779cc, 1962cc, 1995cc Alfetta, Giulia, Giuletta, Spider, GT, 155, 164 |
| Make | Alfa |
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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 specific applications for the ACL Race Series Conrod Bearings (4B1110H)?
The ACL Race Series Conrod Bearings (4B1110H) are designed for high-performance applications in Alfa Romeo engines, specifically for the 1570cc, 1779cc, 1962cc, and 1995cc models including the Alfetta, Giulia, Giuletta, Spider, GT, 155, and 164. They are suitable for both 4, 6, and 8 cylinder configurations.
What machining considerations should I keep in mind when using these conrod bearings?
When installing the ACL Race Series Conrod Bearings, ensure that the conrod and crankshaft journals are properly machined to the correct specifications. It's crucial to check for proper clearance and fitment, as well as to ensure that the bearing surfaces are clean and free of debris before installation.
How do the features of these bearings enhance engine performance?
The high strength overlay plate and hardened steel backs of the ACL Race Series Conrod Bearings provide increased durability and longevity under high RPM conditions. The tight wall tolerances and increased crush eliminate flash plating, ensuring a secure fit and optimal oil supply, which contributes to improved engine performance and reliability.
Are these bearings suitable for both street and race applications?
While the ACL Race Series Conrod Bearings (4B1110H) are engineered for high-performance and racing conditions, they can also be used in street applications where enhanced durability and reliability are desired. However, it's essential to consider the specific demands of your engine build and driving style.
What is the recommended installation procedure for these conrod bearings?
For optimal performance, follow the manufacturer's guidelines for installation. Ensure that the bearing surfaces are lubricated with engine oil before assembly, and torque the conrod bolts to the manufacturer's specifications. It's also advisable to check the bearing clearances with a micrometer or feeler gauge to ensure proper fitment.