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Engineered Marine Products 61-01520 4 Inch Marine Engine Exhaust Bellow

Manufacturer

Engineered Marine Products

<h3>About Engineered Marine Products (EMP)</h3><p><strong>Engineered Marine Products</strong>, widely known in the boating world as <strong>EMP</strong>, has been a trusted name in marine parts manufacturing for over 40 years. The company supplies OEMs, distributors, dealers, and rebuilders worldwide with high-quality aftermarket components engineered to meet or exceed original equipment manufacturer (OEM) specifications. Whether you maintain a weekend fishing boat or a performance inboard, EMP&apos;s extensive catalog is built to keep marine engines running reliably season after season.</p><h3>A Marine Parts Specialist Built on Engineering Precision</h3><p>EMP&apos;s foundation is precision manufacturing. Their design and production processes leverage modern engineering technology, with a focus on dimensional accuracy, material quality, and long-term durability in the demanding marine environment. Salt spray, constant vibration, wide temperature swings, and moisture ingress are realities every marine component must survive — and EMP engineers its parts with exactly those conditions in mind.</p><p>The brand&apos;s catalog spans a remarkably wide range of marine engine subsystems. From cooling and fuel delivery to gearcases, propellers, transom components, and steering systems, EMP offers solutions for outboard engines from manufacturers including Mercury/Mariner, Yamaha, BRP (Johnson/Evinrude), and Force, as well as inboard/sterndrive platforms such as MerCruiser, OMC, and Volvo Penta.</p><h3>Ignition and Electrical Components</h3><p>One of EMP&apos;s most comprehensive product areas is marine ignition and electrical systems. Their <a href="/13199-engineered-marine-products-ignition-control-module-10488">Ignition Control Modules</a> and related ignition components cover a broad spectrum of inboard and outboard applications — from distributor caps and rotors for Volvo Penta V8 engines to ignition coil assemblies compatible with MerCruiser 3.0L through 8.4L GM-based powerplants and OMC configurations. Reliable spark delivery is critical to engine performance and starting consistency on the water, and EMP&apos;s ignition lineup is designed to deliver dependable output across the entire RPM range.</p><h3>Gaskets, Seals, and Engine Integrity</h3><p>Keeping a marine engine leak-free is just as important as keeping it firing correctly. EMP&apos;s <a href="/13199-engineered-marine-products-gaskets-seals-201268">Gaskets &amp; Seals</a> lineup addresses the full range of engine and gearcase sealing needs — including gearcase seal kits, Teflon lip seals, fuel injector crush ring kits, and comprehensive engine gasket sets. Proper sealing prevents water intrusion, oil loss, and exhaust leaks that can quickly sideline a boat and lead to expensive engine damage.</p><h3>Why Boaters and Technicians Choose EMP</h3><ul style="list-style:disc"><li><strong>OEM-Grade Quality:</strong> Parts are engineered to meet or exceed original manufacturer specifications, ensuring proper fit and reliable function.</li><li><strong>Broad Application Coverage:</strong> EMP covers major outboard and inboard/sterndrive platforms from leading marine engine brands.</li><li><strong>Trusted Supply Chain:</strong> EMP products are sold through OEMs, distributors, and dealers globally, reflecting deep industry confidence in the brand.</li><li><strong>40+ Years of Manufacturing Heritage:</strong> Decades of marine-specific engineering experience inform every product in the EMP lineup.</li></ul><p>For boat owners, marine technicians, and engine rebuilders who demand components they can count on, Engineered Marine Products delivers the quality and application coverage to get the job done right.</p>

Part Number

61-01520
09/12/2036 2:13 AM
Sale Price

$30.21

In Stock (10+)

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Usually delivered within 2 days

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Product Details

The Engineered Marine Products 61-01520 is a 4-inch upper exhaust bellow designed for Mercury Marine and GM inboard engines. This marine-grade rubber bellow provides a flexible, sealed connection between the exhaust riser and elbow, accommodating engine movement while preventing exhaust gas and water leaks.

Key Features:

  • 4-inch (101.6mm) internal diameter upper exhaust boot
  • Direct replacement for Mercury MerCruiser original equipment
  • Marine-duty construction with corrosion-resistant materials
  • Engineered to withstand vibration and thermal cycling
  • OEM quality fit and function

Application: Fits Mercury Marine MCM 120, MCM 140, and GM V-6 and V-8 marine engines. Two bellows are typically required per V6 or V8 engine installation. This bellow connects from the exhaust riser to the exhaust elbow assembly.

Replaces: Sierra Marine 18-2748, GLM 89120, Mallory 9-72805, MerCruiser 32-44348, 32-44348001, 32-44348T

easy buying. great prices

Simple and fast.

Everything went well. decent site to navigate and shopping cart was good.

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Easy

Great Place to deal with ... Fast and simple

Like the search function for my car and the different options it gives you for each part. I have ordered multiple times now from Autoplicity...:) Way to GO!!!

Things where awesome you guys had the best price out of anyone but you should update your site as these brakes fit a lot more models than you list!!

Easy shopping experience.

quick and easy

Awesome!

Great communication from customer service , but very slow to ship order!

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