Sierra 18-7157 O-Ring

Sierra 18-7144 O-Ring I.D.: 4.250" or 108mm Width: 0.135"or 3.4mm Interchangeable with: GLM 82440 Johnson/Evinrude Outboard 326849 OMC Stern Drive 326849

Sierra 18-7182 O-Ring I.D.: 55.0mm Width: 3.0mm Interchangeable with: Volvo Penta 925092

Sierra 18-7146 O-Ring I.D.: 1.12" or 28.4mm Width: 0.100" or 2.5mm Interchangeable with: GLM 81220 Johnson/Evinrude Outboard 554545 Mallory 9-76539 Mercruiser Stern Drive 25-47632 25-864701...

Sierra 18-7129 O-Ring I.D.: 0.970" or 24.6mm Width: 0.065" or 1.7mm Interchangeable with: GLM 80220 Johnson/Evinrude Outboard 314491 OMC Stern Drive 314491

Sierra 18-7401 O-Ring I.D.: 2.485" or 63mm Width: 0.100" or 2.5mm Interchangeable with: GLM 81440 Mallory 9-76652 OMC Stern Drive 908383