FORD 221 255 260 289 302CI WIN, ACL Race Series Conrod Bearings (8B634H)
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FORD 221 255 260 289 302CI WIN, ACL Race Series Conrod Bearings (8B634H)
Enhance your engine's performance with the ACL Race Series Conrod Bearings, specifically designed for FORD 221, 255, 260, 289, and 302CI engines. These bearings are engineered to endure higher RPM conditions, making them ideal for racing and high-performance applications. Crafted with precision, they ensure durability and reliability under extreme conditions.
- High Strength Overlay Plate: Features a reduced thickness for improved performance.
- Hardened Steel Backs: Provides robust support for all Conrod Bearings.
- Increased Crush: Eliminates flash plating for a secure fit.
- 3/4 Grooving: Main Bearings are designed for optimal oil supply.
- Consistent Wall Tolerances: Ensures tight and reliable fitment.
- Oversize Chamfers: Available where applicable for enhanced compatibility.
Explore the full range of ACL Race Series Engine Bearings for superior engine performance. Visit ACL Race Series Engine Bearings for more information.
| Product Name | FORD 221 255 260 289 302CI WIN, ACL Race Series Conrod Bearings (8B634H) |
|---|---|
| Brands | ACL |
| Engine | 221 255 260 289 302 5.0L |
| Make | Ford |
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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 Ford 221-302 engines?
The ACL Race Series Conrod Bearings feature a high strength overlay plate with reduced thickness for improved performance, hardened steel backs for robust support, and increased crush to eliminate flash plating for a secure fit. They also include 3/4 grooving for optimal oil supply and consistent wall tolerances for reliable fitment.
Are these bearings suitable for high RPM applications?
Yes, the ACL Race Series Conrod Bearings are specifically engineered to endure higher RPM conditions, making them ideal for racing and high-performance applications in Ford 221, 255, 260, 289, and 302 engines.
Do I need to modify the conrod or crankshaft for these bearings?
Typically, no modifications are needed for fitment, but it's essential to ensure that the conrod and crankshaft are within OEM specifications. Always check for proper clearance and fitment during assembly.
What is the recommended installation procedure for these bearings?
Ensure the bearing surfaces are clean and free of debris before installation. Apply a suitable assembly lubricant to the bearings and the crankshaft journals. Follow the manufacturer's torque specifications for conrod bolts to ensure proper clamping force.
Can these bearings be used in a street application?
While the ACL Race Series Conrod Bearings are designed for high-performance and racing applications, they can be used in street applications if the engine is built for performance. However, consider the increased wear and potential for higher oil temperatures in such scenarios.