VW 1.3 / 1.5 / 1.6 / 1.8 / 2.0L, ACL Race Series Main Bearings (5M1644H)
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ACL Race Series Main Bearings for VW Engines
Enhance your VW engine's performance with the ACL Race Series Main Bearings, specifically designed for 1.3L, 1.5L, 1.6L, 1.8L, and 2.0L engines. These bearings are engineered to endure higher RPM conditions, making them ideal for racing and high-performance applications. Suitable for 4, 6, and 8 cylinder engines, they offer superior durability and reliability.
- High strength overlay plate with reduced thickness for enhanced durability
- Hardened steel backs on all Conrod Bearings for increased strength
- Increased crush and elimination of flash plating for better fitment
- 3/4 grooving on Main Bearings ensures optimum oil supply
- Tight, consistent wall tolerances for precision performance
- Oversize chamfers where applicable for improved installation
Explore the full range of ACL Race Series Engine Bearings to find the perfect fit for your vehicle.
| Product Name | VW 1.3 / 1.5 / 1.6 / 1.8 / 2.0L, ACL Race Series Main Bearings (5M1644H) |
|---|---|
| Brands | ACL |
| Engine | 1595cc / 1781cc / 1984cc |
| Make | VW |
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 key features of the ACL Race Series Main Bearings for VW engines?
The ACL Race Series Main Bearings are designed for VW engines ranging from 1.3L to 2.0L, featuring a high strength overlay plate with reduced thickness for enhanced durability. They also have hardened steel backs for increased strength, 3/4 grooving for optimum oil supply, and tight wall tolerances for precision performance.
Do I need to modify my engine for these main bearings?
While the ACL Race Series Main Bearings are designed for a direct fit, it's essential to check your engine's main journal sizes and ensure proper clearance. Depending on your engine's condition and previous modifications, you may need to perform additional machining to achieve the correct fit.
What RPM range are these main bearings suitable for?
These main bearings are engineered to withstand higher RPM conditions, making them suitable for racing and high-performance applications. However, the actual RPM limit will depend on your engine build, tuning, and overall setup.
How do I ensure proper installation of these main bearings?
To ensure proper installation, make sure the bearing surfaces are clean and free of debris. Follow the manufacturer's specifications for torque settings on the main caps, and verify that the main journals are within the required tolerances. It's also advisable to use assembly lubricant to prevent dry starts.
Can these bearings be used in a street application?
While the ACL Race Series Main Bearings are primarily designed for racing and high-performance use, they can be used in street applications if the engine is built for higher RPM and performance. However, ensure that your engine's operating conditions align with the capabilities of these bearings.