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Sierra 18-3058 OMC Cobra 777128 Impeller - impeller
Sierra 18-3058 OMC Cobra 777128 Impeller - impeller hub and vane detail
Sierra 18-3058 OMC Cobra 777128 Impeller - impeller
Sierra 18-3058 OMC Cobra 777128 Impeller - impeller hub and vane detail
Sierra 18-3058 OMC Cobra 777128 Impeller - impeller
Sierra 18-3058 OMC Cobra 777128 Impeller - impeller hub and vane detail
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Aftermarket OMC Cobra 777128 Impeller

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Aftermarket OMC Cobra 777128 ImpellerThe Sierra 18-3058 Impeller is designed to restore water-pump output and maintain cooling-water flow through the engine in …
SKU: S-18-3058
Condition: New
$44.95
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Aftermarket OMC Cobra 777128 Impeller

$44.95
Product Details  

Aftermarket OMC Cobra 777128 Impeller

The Sierra 18-3058 Impeller is designed to restore water-pump output and maintain cooling-water flow through the engine in OMC applications. It replaces OMC 777128.

OMC Fitment

Suits 1986-93 Cobra, King Cobra & Cobra SX 2.3-3.0L 4-cyl | 4.6L V6 | 5.0-7.5L V8

Technical Specifications

  • Brand: Sierra Marine
  • Sierra Part Number: 18-3058
  • Product Type: Impeller
  • Application: OMC

Cross References & Alternative Products

  • Mallory: 9-45280
  • Mercury: 47-02373
  • OMC: 777128
  • OMC: 89950
  • OMC: 983895

Need help with fitment? Contact us with your engine model and serial number and we'll help check suitability.

Related Service Parts & Kits

Frequently Asked Questions

What is Sierra 18-3058?
Sierra 18-3058 is an aftermarket impeller for OMC applications.

Which part numbers cross-reference Sierra 18-3058?
This listing cross-references Mallory 9-45280, Mercury 47-02373, OMC 777128 and OMC 89950. See the Cross References & Alternative Products section above for linked alternatives where available.

How can I check whether Sierra 18-3058 fits my OMC application?
Contact us with your engine model and serial number and we'll help check suitability.

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