Sierra Welch Plug For Mercruiser, Part #18-4273

Item #: 330361
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Sierra Welch Plug For Mercruiser, Part #18-4273
Sierra Welch Plug For Mercruiser, Part #18-4273
Save $0.40 (13% Off)
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Sierra parts are machined to perfectly match the OEM part they replace, which gives trained technicians and DIY mechanics the confidence they need when making necessary repairs. Parts are also designed specifically to be of marine-grade quality to resist corrosion and provide reliable operation for years.

18-4273 Applications:
• Mercruiser: 19-42682
• Mallory: 9-78141
• GLM: 22031
  • Replacement part perfectly matches OEM design
  • Manufactured with marine-grade materials
  • Reliable construction will resist corrosion
  • For Mercruiser engines
Unit Weight
0.02 lb
MFG Part No.
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