K&N Motorcycle Racing Air Filter KNHA-6007R Welch Plugs Part Number: AF158-03S

Part Number: AF158-03S

Part Number: AF817-05

Part Number: AF533-04S

Product Style: 57 Series FIPK

The offset diference is 4mm from Ford Windsor 302/351 (16mm) to Ford Cleveland 351 (20mm)

K&N Motorcycle Racing Air Filter KNHA-6007R Welch Plugs Part Number: AF158-03SMotorcycle Racing Air FilterSuit Honda CBR600RR KNHA 6007R HA 6007R This K&N racing air filter has just two layers of cotton to provide even lower air restriction than our replacement air filter for street vehicles. Unlike K&N replacement air filters, fuel management modifications will be necessary with this racing filter. K&N racing air filters are washable and reusable and come with a one year limited warranty. This product is for closed course