The Feuling Race Series Solid Lifters Oversized 0.843-0.8435 OD are engineered for serious performance, delivering unparalleled valvetrain stability and power enhancement for your Harley Davidson or Buell. These high-performance lifters are a critical upgrade for engines running radical valve spring pressures and large lift camshafts, specifically designed for 1999-2025 models.
Description
Unlock your engine’s full potential with Feuling Parts Race Series Solid Lifters, meticulously crafted for Harley Davidson and Buell models from 1999 to 2025. These premium oversized 0.843-0.8435 OD lifters are a direct response to the demands of high-performance motorcycle engines, particularly those utilizing radical valve spring pressures and large lift camshafts. By optimizing valvetrain stability even at extreme RPMs, they significantly decrease valve float, ensuring maximum valve lift and consistent power delivery. The result is a noticeable increase in both horsepower and torque output.
Each lifter is CNC machined and precision ground, featuring robust 0.700″ diameter rollers for superior durability and smooth operation. Engineered with metered oiling, these solid lifters ensure proper and critical oil flow to the top end, extending the life of your valvetrain components. Designed with a standard pushrod seat height, they offer straightforward installation. Proudly made in the USA, Feuling Race Series Solid Lifters exemplify top-tier quality and engineering excellence, providing a reliable foundation for your high-performance build.
Features & Highlights
- Optimized for Extreme Conditions: Specifically engineered to withstand radical valve spring pressures and function flawlessly with large lift camshafts, ensuring peak performance under demanding conditions.
- Enhanced Valvetrain Stability: Dramatically improves valvetrain stability at high RPMs, effectively reducing valve float and maintaining maximum valve lift for consistent power.
- Boosted Power Output: Designed to increase both horsepower and torque, allowing your engine to deliver more usable power across the rev range.
- Precision Machined Rollers: CNC machined and precision ground with durable 0.700″ diameter rollers for exceptional longevity, reduced friction, and smooth operation.
- Critical Metered Oiling: Ensures proper and metered oil flow directly to the top end, crucial for the lubrication and cooling of vital valvetrain components.
- Standardized Fitment: Utilizes a standard pushrod seat height, simplifying installation and ensuring compatibility with a wide range of pushrod configurations.
- American Made Quality: Manufactured in the USA, guaranteeing superior craftsmanship, stringent quality control, and reliable performance.
Technical Specifications
- Type: Oversize (+0.001″)
- Model: Race Series
- Style: Solid
- Units: Set of 4
- Diameter: 0.843″ – 0.8435″
- Material: Steel
- Vendor Part Number: 4056
- EAN: 09290090
Important to Know
- Feuling recommends the use of Race Series adjustable pushrods or comparable heavy-duty adjustable pushrods for optimal performance.
- For best results, Feuling recommends the use of a high-volume oil pump.
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