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Sierra 18-5903 Marine Starter for Ford 302 & 351 CID MerCruiser OMC Volvo Pleasurecraft

Manufacturer

Part Number

18-5903
Sale Price

$221.27

In Stock (5)

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Usually delivered within 2 days

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FREE SHIPPING

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No Hassle Returns

No Hassle Returns

Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The Sierra 18-5903 is a remanufactured, full-size marine starter motor designed for Ford 302 and 351 CID (5.0L and 5.8L) inboard marine engines used in MerCruiser, OMC, Volvo Penta, and Pleasurecraft stern drive applications. This 12-volt starter features clockwise (standard) rotation and a bottom-mount, two-bolt pattern with a non-threaded top mounting hole, making it a direct drop-in replacement for worn or failed OEM starters on left-hand-rotation Ford marine engines.

Key Features:

  • Full-size marine starter — no core return required
  • 12-volt, clockwise (standard) rotation
  • Bottom-mount, two-bolt pattern for standard rotation Ford engines
  • Non-threaded top mounting hole (for threaded top, order Sierra 18-6276)
  • Drive-end housing extends 2-3/8" into flywheel
  • Compatible replacement solenoid: Sierra 18-5801
  • For PMGR-style upgrade, order Sierra 18-5923

Replaces OEM Part Numbers:

  • Mercury Marine: 50-69865A1, 50-12872, 50-56886
  • OMC: 980803, 981821
  • Pleasurecraft: RA122001
  • Volvo Penta: 841066, 841066-4

Sierra is one of the most trusted names in the marine aftermarket industry, offering parts engineered to meet or exceed OEM specifications. The 18-5903 is built to withstand the demanding marine environment and deliver reliable starts for your inboard sterndrive engine.

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55

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