Sierra 18-5280 marine tune up kit. In-Line 4 Delco EST. Replaces: GLM 71830, Mallory 9-29320, Mercruiser Stern Drive 811635Q2, 811635Q1, 811635T2, OMC Stern Drive.
About Sierra
Sierra provides premium-quality aftermarket replacements for over 6,000 marine parts, tools, and components. Sierra products are engineered to meet or exceed OEM standards, and stand up in harsh marine environments. Every new Sierra part comes with a limited lifetime warranty that covers the useful life of the product against any defects in workmanship and materials.
