Hygrade 640 Carburetor Repair Kit

Hygrade 640 Carburetor Repair Kit

Restore proper carburetor function with the Hygrade 640 carburetor repair kit. This direct-fit OE replacement is built for Rochester carburetors and supports clean, accurate service on classic Chevrolet, GMC, Oldsmobile, and Pontiac applications from 1972-1976.

• Direct-fit OE replacement for Rochester carburetor service
• Includes instruction sheet for installation reference
• High-quality materials for use in demanding engine bay conditions
• Extensively tested for reliability and consistent repair results
• Cross-references 2G1169 and 96-236 for the same application

Detailed Product Overview

Hygrade Part Number 640 is a carburetor repair kit for Rochester MV, 1MV, and related Rochester carburetor applications. It is intended for vehicles such as the 1975 Chevrolet C10, 1976 Chevrolet Camaro, and 1976 GMC Jimmy, along with many other classic truck and passenger car platforms listed below. If you are servicing a Rochester carburetor on a Chevrolet C20, Pontiac Firebird, or Oldsmobile Cutlass, this kit provides the OE-style replacement components needed to complete the repair.

As a global automotive aftermarket manufacturer, Hygrade maintains quality control throughout the production process to help ensure consistent fit and dependable service. Part 640 is a practical choice for Rochester carburetor rebuild work where accurate replacement parts and clear instructions matter.

What It Helps Fix

• Hard starting caused by worn carburetor repair components
• Rough idle from aging Rochester carburetor parts
• Fuel metering issues that affect throttle response
• Vacuum leaks or internal wear in serviceable carburetor assemblies
• Driveability problems on classic Chevrolet, GMC, Oldsmobile, and Pontiac vehicles

Installation Notes and Fitment

Fits 1976 Chevrolet C10, N/A, w/ Rochester Carb.; MV, 1MV; 17053860-17053861, 17054288, 17055516, 17055556, 17056002-17056004, 17056006-17056009, 17056011, 17056302-17056303, 17056308-17056309, 7045303.

Fits 1976 Chevrolet Camaro, N/A, w/ Rochester Carb.; 1MV or MV; 17054201, 17054228-17054229, 17054290-17054291, 17055556, 17056012-17056016, 17056018, 17056313-17056314.

Fits 1976 GMC Jimmy, N/A, w/ Rochester Carb.; MV, 1MV; 17053860-17053861, 17054288, 17055516, 17055556, 17056002-17056004, 17056006-17056009, 17056011, 17056302-17056303, 17056308-17056309, 7045303.

Before installation, verify the Rochester carburetor model and matching carburetor number against the vehicle listing. Use the included instruction sheet during disassembly and reassembly, and inspect related seals, passages, and wear surfaces before returning the carburetor to service.

Quality Assurance

Hygrade states that this kit uses high-quality materials, undergoes extensive testing, and is produced under complete manufacturing quality control to support reliable service in automotive aftermarket applications.