K&N RK3930 Air Filter Harley Davidson


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The K&N RK-3930 Air Intake System was designed to get more horsepower from your Twin Cam Harleymodel_engine. Built around the legendary K&N High-Flow Air Filter, this RK Series assembly includes an innovative powder coated billet aluminum back plate that eliminates external breathers and features a built-in, dyno-tuned velocity stack. The result is a significant airflow increase to the engine without sacrificing filtration. This RK Series assembly retains a factory appearance by utilizing the stock air cleaner cover.

Part RK-3930 Product Specifications
Product Style: Motorcycle Intake System
Estimated Horsepower Gain: 8.43 HP @ 3700 RPM
Street Legal In All US States: No
TUV Approved (Europe): No
Air Filter Shape: Oval
Clamp Style: No Clamps Required
Color: Red
Filter Height: 1.625 in (41 mm)
Filter Material: Cotton Gauze
Neck Flange: 2.463 in (63 mm)
Overall Height: 1.875 in (48 mm)
Replacement Filter: E-3972
Size: 9 Inch
Style: Oval
Top Material/Finish: Aluminum
Top Style: Metal
Total Height: 1.875 in (48 mm)
Weight: 3.5 lb (1.6 kg)
Product Box Length: 11.75 in (298 mm)
Product Box Width: 9.5 in (241 mm)
Product Box Height: 4.88 in (124 mm)

Category: Air Filter,

Type: Parts

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