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Sierra 118-0434 Carburetor Mounting Gasket for OMC 2 Barrel

Manufacturer

Sierra

<h3>Sierra: Six Decades of Marine Aftermarket Excellence</h3><p><strong>Sierra</strong> has spent nearly 60 years earning its reputation as one of the most trusted names in the marine aftermarket industry. Originally focused on engine and drive components for boats, the brand has grown into a comprehensive source for nearly everything a boater needs to keep their vessel running at its best — from precision instrumentation to complete engine rebuild hardware.</p><p>Now operating as a brand of Dometic, Sierra manages global aftermarket distribution from a 300,000 sq. ft. facility in Litchfield, Illinois. The Sierra brand today encompasses not only its flagship marine parts line but also well-established marine names like Shields and Moeller, offering boaters a broader catalog than ever before. Whether you own an outboard, inboard, or sterndrive, Sierra's engineering team designs products to meet or exceed OEM specifications.</p><h3>Precision Instrumentation You Can Trust on the Water</h3><p>One of Sierra's most recognized product areas is its marine instrumentation lineup. The brand's <a href="/7570-sierra-gauge-set-1480">gauge sets</a> cover everything from classic analog instrument clusters to advanced digital multi-function displays. Sierra offers packages suited to outboards, sterndrives, and gasoline-powered inboards, with options ranging from coordinated analog kits in styles like Arctic, Eclipse, and Amega to modern touchscreen solutions like the R3 multi-function gauge. Features such as scratch-resistant domed glass lenses, silicone-dampened pointers, and perimeter backlighting make these instruments highly readable in all conditions.</p><p>Behind every accurate gauge reading is a properly calibrated sending circuit. Sierra's <a href="/7570-sierra-gauge-resistor-47908">gauge resistors</a> are a critical part of that chain, ensuring the signals from sensors and sending units are correctly interpreted by your instruments. These components are built to marine-grade standards to resist moisture, vibration, and corrosion — the realities of life on the water.</p><h3>Engine Internals Built to OEM Standards</h3><p>Sierra's history in marine power is perhaps best demonstrated by its deep catalog of engine components. The brand's <a href="/7570-sierra-engine-gasket-set-5404">engine gasket sets</a> cover a wide range of outboard and inboard applications and are engineered to deliver reliable seals in the demanding thermal and chemical environment of a marine engine. For boaters performing seasonal overhauls, top-end rebuilds, or full engine restorations, Sierra gasket kits are a go-to resource trusted by professional marine technicians and DIY boaters alike.</p><h3>A Complete Marine Parts Partner</h3><p>Beyond instrumentation and engine internals, Sierra's catalog spans fuel systems, electrical supplies, steering components, shore power, and more — all covered by what the brand calls an industry-leading warranty. Sierra also maintains a comprehensive parts-finder tool that enables cross-referencing with OEM part numbers from major manufacturers including Mercury, Yamaha, Suzuki, Volvo Penta, and others, making it straightforward to find the right replacement part for virtually any application.</p>

Part Number

118-0434
09/12/2036 11:07 AM
Sale Price

$6.58

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Usually delivered within 2 days

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Product Details

The Sierra 118-0434 is a precision-engineered carburetor mounting gasket designed specifically for OMC 2 barrel carburetors. This gasket creates a secure seal between the carburetor and intake manifold, preventing air leaks that can cause poor engine performance, rough idling, and fuel efficiency issues.

Key Features:

  • Manufactured from durable non-asbestos material for environmental safety and long-lasting performance
  • Designed for OMC 2 barrel carburetors from 1978-1989
  • Fits various OMC stern drive 4, 6, and 8 cylinder marine engines
  • Replaces OEM part number 909758
  • Engineered to resist the harsh marine environment including minor warpage and corrosion

Sierra Marine is known for delivering quality aftermarket marine engine parts with precise fitment and reliable performance. This gasket ensures proper sealing for optimal engine operation and fuel delivery on Johnson, Evinrude, and OMC marine engines.

Thanks

Great website to navigate good description of item

Great price. Great delivery time. Only thing that was bad was the shipping status, never transferred over to shipped after it said departed to warehouse, then arrived at my door so I was surprised when it arrived. Overall amazing and will be shopping again!

Item was as described. Shipping was faster than I expected. Thank you

Very pleased with order and shipping was quick.

Perfect. Tires arrived very fast.

NO COMPLAINTS OTHER THAN THE ITEM THIS PART FITS IS VERY POOR DESIGN.

Difficulty online in getting ground shipping.

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