Order Includes: 4 x Exhaust Pipe Gasket, 1 x Exhaust Pipe Gasket Compatible with Honda Models: Nighthawk 750 CB750 1991-2003 Part Number: Exhaust Pipe Gasket : 18291-MW3-670 Exhaust Pipe Gasket : 18392-MG7-750, 18392-413-000 We strongly suggest comparing the posted picture to the unit(s) that needs to be replaced. Compatible With Honda Models :
Nighthawk 750 CB750 1991-2003

Part Number & Dimensions: :
Exhaust Pipe Gasket : 18291-MW3-670
Inner Diameter : 36.7mm - 1.44 in
Outer Diameter : 44.86mm - 1.76 in
Width : 4.25mm - 0.16 in

Exhaust Pipe Gasket : 18392-MG7-750, 18392-413-000
Inner Diameter : 43.0mm - 1.69 in
Outer Diameter : 48.5mm - 1.90 in
Width : 20.6mm - 0.81 in