K&N Round Tapered Universal Air Filters

Part # Flange Inside Dia. (F) Base Outside Dia. (B) Top Outside Dia. (D) Length (L) Flange Length (FL)
RF-10473 in (76 mm)6 in (152 mm)5 in (127 mm)6 in (152 mm)1.75 in (44 mm)
RP-51183.375 in (86 mm)6 in (152 mm)4.5 in (114 mm)9 in (229 mm)0.75 in (19 mm)
RP-46303.5 in (89 mm)5.5 in (140 mm)4.5 in (114 mm)6.5 in (165 mm)1.25 in (32 mm)
RP-49304 in (102 mm)5.375 in (137 mm)4 in (102 mm)5.063 in (129 mm)0.625 in (16 mm)
RP-46604 in (102 mm)5.375 in (137 mm)4 in (102 mm)5.5 in (140 mm)0.625 in (16 mm)
RP-49804 in (102 mm)5.375 in (137 mm)4 in (102 mm)6.5 in (165 mm)0.625 in (16 mm)
RP-49704 in (102 mm)5.375 in (137 mm)4 in (102 mm)7 in (178 mm)0.625 in (16 mm)
RP-51674.25 in (108 mm)5.875 in (149 mm)4.5 in (114 mm)6.75 in (171 mm)0.625 in (16 mm)
RP-51014.5 in (114 mm)5.875 in (149 mm)4 in (102 mm)6 in (152 mm)0.625 in (16 mm)
RP-47404.5 in (114 mm)5.875 in (149 mm)4.5 in (114 mm)6 in (152 mm)0.625 in (16 mm)
RP-51135 in (127 mm)6.5 in (165 mm)4.5 in (114 mm)5.625 in (143 mm)1 in (25 mm)
RP-46006 in (152 mm)7.5 in (191 mm)4.5 in (114 mm)4 in (102 mm)1 in (25 mm)
RP-51686 in (152 mm)7.5 in (191 mm)5 in (127 mm)6 in (152 mm)1 in (25 mm)
RP-50443 in (76 mm)6 in (152 mm)5 in (127 mm)6 in (152 mm)1 in (25 mm)