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Sierra 18-5913-1 Marine Starter for Late Model GM 14" Flywheel

Manufacturer

Sierra

<p>For nearly six decades, Sierra has established itself as one of the marine industry's most trusted names in aftermarket engine and drive parts. Founded as a specialized marine parts manufacturer, Sierra has grown into a comprehensive supplier of replacement components, instrumentation, and accessories for both recreational and commercial boating applications. Operating from their 300,000-square-foot distribution center in Litchfield, Illinois, Sierra serves boat owners and marine technicians worldwide with an extensive catalog of parts engineered specifically for the harsh saltwater environment.</p><h3>Marine Engine Excellence</h3><p>Sierra's reputation was built on delivering precision-engineered internal engine components and drive system parts that meet or exceed OEM specifications. Their <a href="/7570-sierra-engine-gasket-set-5404">engine gasket sets</a> provide critical sealing solutions for inboard and outboard motors, while their <a href="/7570-sierra-engine-complete-assembly-15341">engine complete assemblies</a> offer comprehensive replacement options for major overhauls. Each component undergoes rigorous testing to ensure reliability in demanding marine conditions, from corrosion resistance to temperature cycling performance.</p><h3>Instrumentation and Monitoring Systems</h3><p>Accurate instrumentation is essential for boat operators to monitor engine health and prevent costly breakdowns on the water. Sierra's comprehensive line of <a href="/7570-sierra-gauges-200483">gauges</a> includes everything from fuel pressure and temperature indicators to voltmeters and trim gauges, all designed with marine-grade materials that withstand vibration, moisture, and UV exposure. Their <a href="/7570-sierra-tachometer-gauge-1488">tachometer gauges</a> deliver precise RPM readings critical for optimizing engine performance and fuel efficiency. Supporting these instruments, Sierra's <a href="/7570-sierra-gauge-resistor-47908">gauge resistors</a> ensure proper signal conditioning and accurate readings across various sensor types and engine configurations.</p><h3>Expanded Product Portfolio</h3><p>In 2022, Sierra significantly broadened its scope beyond traditional marine engine parts to encompass a wider range of boating accessories and even outdoor power equipment components. This strategic expansion brought established marine brands like Shields and Moeller under the Sierra umbrella, creating a one-stop resource for marine maintenance and replacement parts. The company now offers fuel systems, electrical components, battery charging solutions, and NMEA electronics alongside their traditional engine parts lineup.</p><h3>Quality Backed by Industry-Leading Warranties</h3><p>What sets Sierra apart in the crowded aftermarket marine parts market is their commitment to standing behind every component they manufacture. Their warranty coverage extends beyond simple part replacement—it includes shop labor, haul-out fees, towing charges, and related incidental costs should a warrantied part fail. This comprehensive protection reflects the company's confidence in their manufacturing processes and quality control standards. For boat owners facing repairs far from shore or mechanics working on customer vessels, this peace of mind is invaluable. Whether you're maintaining an outboard motor, rebuilding an inboard engine, or upgrading your boat's instrumentation, Sierra's decades of marine industry experience and commitment to quality make them a reliable choice for keeping your vessel running at peak performance.</p>

Part Number

118-5913-1
06/01/2036 3:45 AM
Sale Price

$186.91

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Product Details

The Sierra 18-5913-1 is a high-performance marine starter designed specifically for late model GM engines with 14-inch flywheels. This Delco-style permanent magnet gear reduction starter features a 4.909:1 gear reduction ratio that delivers reliable starting power in demanding marine environments.

Key Specifications:

  • 12-volt system with 11-tooth drive and clockwise rotation at 1.7 KW
  • Offset bolt pattern with 2-bolt mounting configuration
  • Compatible with 168-tooth flywheels
  • Meets SAE J1171 and ISO 8846 marine standards
  • Bottom-mount design for easy installation

Marine-Grade Construction:

  • Engineered to minimize water intrusion and prevent water accumulation
  • High-performance solenoid with lower pull-in current for reliable starting with partially discharged batteries
  • Duckbill valve and relief cuts to remove moisture
  • Painted housing prevents rust and corrosion
  • Sealed internal components protect against harsh marine elements

Application: Fits 4.3L engines (1996 and up), 5.0L and 5.7L engines (1998 and up). Compatible with Volvo Penta 3.0, 4.3, 5.0, 5.7, 7.4, 8.1, and 8.2L GI, GL, GXi, OSi sterndrive engines.

Replaces OEM Part Numbers: MerCruiser 50-812428A3, 50-812604A2, 50-822330A2, 50-863007A1, 50-864340A2; OMC 3854751; Volvo Penta 3587625, 3853982, 3854751, 3856004, 3860764, 3885317; Mallory 9-15900, 9-15904; GLM 74190.

Note: OE version uses a 9-tooth drive while this aftermarket version has an 11-tooth drive; the two units work interchangeably with no modifications required. Includes mounting bolts and gasket. Replacement solenoid part number is 18-6287.

Great job

Great price and quick shipping!

Very easy and I found what I needed.

Best price I was able to find on the web. Product as described. Shipped on time.

Had what I wanted for a good price.

really easy

Great. This is my 3rd order and has always been hassle free

I quickly found the part I was looking for and the price was great.

Great service

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