Sierra 18-7070 Rochester 2BBL Carburetor Rebuild Kit Rep: 1397-2072 NOS 0810

Sierra Replacement Rochester 2-Barrel Carburetor Rebuild Kit — Part Number 18-7070
Brand: Sierra | Condition: New Old Stock (NOS)

You are purchasing a Sierra aftermarket Rochester 2-Barrel Carburetor Rebuild Kit, part number 18-7070, designed for 1964–1983 MerCruiser GM-based 4 and 6-cylinder sterndrive engines and OMC sterndrives equipped with Rochester 2GC/R-2 carburetor models. This comprehensive kit includes gaskets, jets, O-rings, springs, and fasteners — everything needed to restore proper carburetor function, fuel delivery, and engine performance. Sierra parts are manufactured using ethanol-resistant materials and engineered to meet or exceed the original equipment specifications they replace. This is a new, never-installed part.

Condition Details: This is a New Old Stock (NOS) part. The carburetor kit itself is in new, uninstalled condition. As is common with NOS inventory, the original packaging may show signs of age, including shelf wear, dust, or minor cosmetic blemishes on the bag or box. The part is new and fully functional.

Part Number / Supersede Information:

• Sierra Part Number: 18-7070
• Replaces MerCruiser Stern Drive OEM Part Numbers: 1397-2072, 1397-2637, 1397-3464, 1397-7542, 1397-7543, 1397-8872, 823427A1
• Replaces OMC Stern Drive OEM Part Numbers: 383615, 982384, 983069
• Also cross-references: GLM 76068, Mallory 9-37616, Holley R-84041AA, EMP 1300-00143
• We recommend verifying carburetor model and fitment through your local dealer or the official Sierra parts catalog prior to ordering.

Compatible Equipment: 1964–1983 MerCruiser GM-based inline 4-cylinder and 6-cylinder sterndrive engines equipped with Rochester 2-barrel (2GC/R-2) carburetors; OMC sterndrives with Rochester 2-barrel carburetors; Chris-Craft and Crusader inboards with compatible Rochester 2BBL carburetors — verify specific carburetor model number and application prior to ordering.

Why Choose Quality Replacement Parts? Sierra parts are manufactured to meet or exceed OEM specifications, ensuring reliable performance and a proper fit — delivering the quality and dependability you need at a competitive price.

Returns: We proudly offer hassle-free returns. If you are not completely satisfied with your purchase for any reason, simply open a return request through eBay within 30 days of purchase and we will take care of you promptly.

Thank you for choosing QBS Parts Inc! We truly appreciate your business. If you have any issues whatsoever with your order, please give us the opportunity to resolve it before leaving feedback — we are committed to making every transaction a great experience. Please verify fitment using your equipment's model and serial number before purchasing. Feel free to message us with any questions — we're here to help!

QBS Parts, Inc. — Gardena, CA