MITSUBISHI 4B11T DOHC 16V, ACL Race Series Conrod Bearings (4B1236H)
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MITSUBISHI 4B11T DOHC 16V, ACL Race Series Conrod Bearings (4B1236H)
Enhance your engine's performance with the MITSUBISHI 4B11T DOHC 16V, ACL Race Series Conrod Bearings (4B1236H). Specifically engineered for high RPM conditions, these bearings are a top choice for automotive enthusiasts and professionals alike. Designed to meet the demands of high-performance engines, they ensure durability and reliability under extreme conditions.
Key features include:
- High strength overlay plate with reduced thickness for superior performance
- Hardened steel backs on all Conrod Bearings for enhanced durability
- Increased crush and elimination of flash plating for improved fit
- 3/4 grooving on Main Bearings for optimum oil supply
- Tight, consistent wall tolerances for precision
- Oversize chamfers where applicable for better fitment
| Product Name | MITSUBISHI 4B11T DOHC 16V, ACL Race Series Conrod Bearings (4B1236H) |
|---|---|
| Brands | ACL |
| Engine | 4B11T / EVO X |
| Make | Mitsubishi |
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 Conrod Bearings for the 4B11T engine?
The ACL Race Series Conrod Bearings for the 4B11T engine feature a high strength overlay plate with reduced thickness for improved performance, hardened steel backs for enhanced durability, and increased crush to eliminate flash plating for a better fit. They also include 3/4 grooving on main bearings for optimal oil supply and tight, consistent wall tolerances for precision.
Do I need to modify the conrod or crankshaft for these bearings?
While the ACL Race Series Conrod Bearings are designed for a precise fit, it's essential to check the conrod and crankshaft for any necessary modifications. Depending on your engine's condition and previous machining, you may need to ensure proper clearances and tolerances before installation.
What RPM range are these bearings suitable for?
These bearings are specifically engineered for high RPM conditions, making them suitable for performance applications typically found in motorsport or high-performance street setups. However, the actual reliability at high RPM will depend on proper installation, machining, and tuning.
What type of oil should I use with these conrod bearings?
It's recommended to use high-quality synthetic oil that meets the specifications for high-performance applications. Ensure that the oil has suitable viscosity for your engine's operating conditions, especially under high RPM and load.
How should I install these bearings to ensure optimal performance?
For optimal performance, ensure that the bearing surfaces are clean and free from debris before installation. Follow the manufacturer's guidelines for torque specifications and ensure that the conrod and crankshaft are properly aligned. It's also advisable to check and adjust clearances as necessary to meet the engine builder's requirements.
