My Account
Shopping Cart

Sierra 18-7070 Marine Carburetor Rebuild Kit for Rochester 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

118-7070
09/11/2036 6:49 PM
Sale Price

$20.82

1 left at this price

delivery box

Usually delivered within 2 days

Authorize Seller Badge
No Hassle Returns

No Hassle Returns

Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The Sierra 18-7070 is a complete carburetor rebuild kit designed for Rochester 2-barrel carburetors used on marine applications. This comprehensive kit includes all the essential components needed to restore proper carburetor function, including gaskets, jets, O-rings, springs, and fasteners.

Applications:

  • 1964-1983 MerCruiser GM 4-cylinder and 6-cylinder engines
  • OMC stern drive applications
  • Chris-Craft inboard engines
  • Crusader inboard engines
  • Universal inboard engines

Key Features:

  • Designed for Rochester R-2, 2GC, and 2GV carburetor models
  • Engineered with ethanol-resistant materials for durability
  • Complete kit saves time sourcing individual components
  • Meets or exceeds OEM specifications

Replaces OEM Part Numbers: Mercury Marine 1397-2072, 1397-2637, 1397-3464, 1397-7542, 1397-7543, 1397-8872; OMC 383615, 982384; GLM 76068; Holley R-84041AA; Mallory 9-37616

Sierra Marine is a trusted aftermarket parts manufacturer known for quality marine engine components backed by comprehensive warranty coverage.

Part was in excellent condition, brand new with current FIA approval. Shipped quickly with no issues.

My customer service experience was very helpful, the product works great, and they got my expedited order shipped out quickly! Very satisfied.

Best price

Easy, now lets hope it gets here fast. Thank you.

Everything was fine, received order promptly, Ordered a 3' bracket but needed 2' bracket, my bad. I will try to make a 1' spacer and make it work. Thanks for your get service, if I ever need anything else I would check your site again

Fast service.

quick

It was what it should be Thank You Art

1st time buyer, hope its a full set of springs and fast shipping

Share icon
Return Policy
Returns are easy at Boatplicity

Not happy with a purchase? No problem. We've made returning items as easy as possible. And most purchases can be returned for free for 30 days. Learn more about our Returns Policy