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Engineered Marine Products 1399-39008 MerCruiser EFI/TBI Fuel Injection Seal Kit

Manufacturer

Engineered Marine Products

<h3>About Engineered Marine Products (EMP)</h3><p><strong>Engineered Marine Products</strong> — known throughout the industry as EMP — has been a trusted name in marine engine service parts for over 40 years. <a href="/13199-engineered-marine-products">EMP</a> supplies OEMs, distributors, dealers, and professional rebuilders worldwide with high-quality components designed to keep outboard, sterndrive, and inboard engines running reliably on the water.</p><p>What sets EMP apart is its unwavering commitment to OEM-grade engineering. Every component in the EMP catalog is manufactured to meet or exceed original equipment specifications, giving marine technicians and boat owners confidence that a part will fit correctly and perform consistently in demanding freshwater and saltwater environments.</p><h3>A Comprehensive Marine Parts Catalog</h3><p>EMP&apos;s product range spans virtually every critical system of a marine engine. The brand&apos;s catalog — organized around outboards, inboard/sterndrive, and specialty marine applications — covers fuel systems, gearcases, engine internals, cooling systems, steering and controls, seals and gaskets, transom components, and propellers. This breadth makes EMP a reliable single-source supplier for multi-system service jobs.</p><p>At the heart of the EMP lineup are <a href="/13199-engineered-marine-products-fuel-pumps-201310">marine fuel pumps</a>, including complete assemblies, VRO replacement units, and repair kits engineered to restore dependable fuel delivery across a wide range of Mercury, Mariner, Johnson, Evinrude, and other popular engine brands. Consistent fuel delivery is foundational to smooth starts and efficient engine operation, and EMP&apos;s fuel system offerings reflect that priority.</p><p>EMP is equally well-regarded for its <a href="/13199-engineered-marine-products-trim-and-tilt-units-201108">trim and tilt units</a> and associated <a href="/13199-engineered-marine-products-tilttrim-motors-201071">tilt/trim motors</a> — the hydraulic and electrical components that give boaters precise control over engine angle. Whether trimming out for high-speed performance or trimming in to navigate shallow water, a reliable tilt/trim system is essential, and EMP parts are engineered to hold up to the corrosive marine environment.</p><p>Below the waterline, EMP&apos;s <a href="/200345-drive-gearcase-parts-engineered-marine-products-13199">drive and gearcase parts</a> — including seal kits, bearing carriers, and clutch components for MerCruiser, OMC, Volvo Penta, Mercury, and other drives — provide the precision fitment that underwater gear systems demand. The brand also carries a broad selection of general RV &amp; marine replacement components suited for maintenance across a wide variety of watercraft.</p><h3>Why Marine Professionals Choose EMP</h3><ul style="list-style:disc"><li><strong>OEM-level fitment:</strong> Parts are designed to match original manufacturer specifications for accurate installation.</li><li><strong>Wide application coverage:</strong> EMP supports Mercury/Mariner, Johnson/Evinrude, MerCruiser, OMC, Volvo Penta, Yamaha, and more.</li><li><strong>Durability in harsh environments:</strong> Components are built to withstand saltwater exposure, vibration, and thermal stress.</li><li><strong>Trusted supply chain:</strong> Over four decades of distribution to OEMs, dealers, and rebuilders worldwide speaks to EMP&apos;s consistency and reliability.</li></ul><p>Whether you&apos;re a professional marine technician stocking a service bay or a boat owner tackling seasonal maintenance, Engineered Marine Products delivers the quality and fitment assurance that keeps engines running season after season.</p>

Part Number

1399-39008
09/12/2036 1:29 PM
Sale Price

$8.77

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Product Details

The Engineered Marine Products (EMP) 1399-39008 is a genuine fuel injection seal kit designed as a direct replacement for MerCruiser EFI and TBI fuel injector assemblies. This kit provides the seals necessary to restore proper fuel injector function, prevent fuel leaks, and maintain reliable fuel system integrity on MerCruiser stern drive and MIE inboard engines.

Key Features:

  • Direct replacement for Mercury OEM part # 852957 (also listed as 27-852957)
  • Compatible with fuel injector models 852956A1 and 853998A1
  • Crosses with Sierra part # 18-7690
  • Designed for V6 (205 HP) and V8 (180–575 HP) GM and MIE engines
  • Manufactured in the USA by Engineered Marine Products
  • UPC: 840080446134

Cross-Reference Part Numbers:

  • Mercury / MerCruiser: 852957, 27-852957
  • Sierra: 18-7690
  • EMP: 1399-39008

Engineered Marine Products is a trusted manufacturer of OEM-quality marine engine components. This fuel injection seal kit is the correct solution for servicing or rebuilding EFI/TBI injectors on applicable MerCruiser V6 and V8 engines, helping ensure a leak-free fuel system and consistent engine performance.

California Residents: This product contains chemicals known to the State of California to cause cancer (Prop 65 Warning).

Product came sooner than I expected, well packaged and in perfect shape.

Okay thank come agian

Good product

Quick order and very fast delivery.

no comment

Great prices, and fast delivery!

Thanks

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