Feuling Performance Hydraulic Roller Lifter - Harley Twin Cam
About Feuling
Feuling Parts specializes in the internals that decide whether a big-inch V-twin lives or dies — oil pumps, cam plates, lifters, pushrods and camshafts. Its high-volume oil system components are a standard upgrade on high-mileage and high-output Twin Cam and Milwaukee-Eight engines.
The Feuling performance hydraulic roller lifter is engineered to enhance the longevity and efficiency of your V-twin engine's valvetrain. By optimizing oil flow to critical top-end components, it reduces wear and promotes cooler operation.
Why riders pick this
- Optimized oil flow to reduce top-end wear
- CNC machined and precision ground for durability
- Direct drop-in replacement for stock lifters
- Dyno developed and track tested performance
- Works with high-volume oil pumps
- Made in the U.S.A
When you're pushing your Harley, consistent oil delivery to the valvetrain is paramount. Feuling's roller lifters are CNC machined and precision ground to exacting tolerances, ensuring superior performance and durability compared to stock units. This design promotes cooler oil circulation through the top end, directly reducing wear on valves, springs, rockers, and valve guides, extending the service life of these vital components.
Optimized Valvetrain Protection
- Performance hydraulic roller lifter design
- Optimized oil flow to valves, springs, rockers, and valve guides
- Reduces top-end wear through cooler oil circulation
- CNC machined and precision ground for precision and durability
- Direct drop-in replacement for stock lifters
- Dyno developed and track tested for proven performance
Built for the Road Ahead
These Feuling roller lifters are a smart upgrade for any Twin Cam owner, whether you're performing routine maintenance or building a performance engine. They are designed to work seamlessly with Feuling oil pumps or other comparable high-volume pumps, ensuring adequate lubrication. Made in the U.S.A., you can trust in the quality and engineering that goes into every Feuling component, providing reliable performance mile after mile.
Specifications
- Brand: Feuling
- Manufacturer Part #: 4000
- Length: 4.95 in
- Width: 6.05 in
- Height: 3.45 in
- Weight: 1.29 lbs
Common questions
Will this lifter fit my specific Harley-Davidson model?
Feuling roller lifters are compatible with many Harley and Indian V-twin models. Please confirm fitment for your specific year and engine type using our Shop by Bike tool before ordering.
Do I need to upgrade my oil pump when installing these lifters?
Feuling recommends pairing these performance lifters with a Feuling oil pump or a comparable high-volume oil pump to ensure optimal oil delivery and performance.
Are these lifters a direct replacement for my stock units?
Yes, these Feuling performance hydraulic roller lifters are designed as a direct drop-in replacement for your factory lifters, simplifying installation.
Ordering from Vtwinbikers
- Brand new, sourced through authorized US distribution — never used, never grey-market.
- Not sure it fits? Use Shop by Bike to filter by your year and model, or email us and we will confirm before you order.
- Harley-Davidson and Indian Motorcycle is all we do, so you are talking to people who ride what you ride.
| BRAND | Feuling |
| TYPE | Engine |
| SKU | 811-04000 |
| WEIGHT | 1.29 lb |
