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Performance Hydraulic Roller Lifters: VThunder by COMP Cams, the leader in valve train Technology, introduces their new replacement Evolution Big Twin hydraulic Roller lifter to its line of V-Twin aftermarket products. Our new lifter features a rigid nodular cast iron body with a 52100 bearing, axle and wheel assembly for strength. VThunder's lifter utilizes an advanced ultra-high flow metering system which allows more oil movement through the engine to aid in cooling. Each lifter is precision ID Ground and matched with a Graded piston, and features a high performance retaining ring. <b>(4) Performance replacement hydraulic Roller lifters for 1984-1999 Big Twin EVO
| Amazon ASIN | B002EE25US |
|---|---|
| C.A.R.B. Exempt for California Certified Vehicles Manufactured Before 1965? | Yes, but must meet tailpipe emission standards for year of vehicle. |
| C.A.R.B. Exempt for Federally Certified Vehicles Manufactured Before 1967? | Yes, but must meet tailpipe emission standards for year of vehicle. |
| C.A.R.B. Exempt for Foreign Vehicles Manufactured Before 1967? | Yes, but must meet tailpipe emission standards for year of vehicle. |
| C.A.R.B. Exempt for On-Road Vehicles? | No |
| C.A.R.B. Exempt for Racing and Off-Road Only Vehicles? | Yes, but must be a race/competition only vehicle. |
| Engine Family | Harley Davidson Evolution |
| Grade Type | Performance |
| Lifter Diameter | 0.842 in |
| Lifter Length (Edge to Bottom of Wheel) | 2.98 in |
| Lifter Series | V-Thunder |
| Lifter Type | Hydraulic Roller |
| Link Bar Included? | No |
| Material | Black Oxide Coated Steel |
| Meets or Exceeds Original Equipment Manufacture Specifications | Yes |
| New or Remanufactured | New |
| Plunger Travel | 0.21 in |
| Recommended Preload | 0.12 in |
| Seat Height | stock in |
| Weight | 544 (set) |
| UPC / GTIN | 00036584085003 |