1906R Rochester Quadrajet 4MV Carburetor for Chevy 305 350 Engine Upgrade

Product Overview

This aftermarket replacement carburetor is intended for Chevrolet 305 and 350 engine applications and cross-references Rochester Quadrajet part numbers 1906R and 1904R. A carburetor mixes air and fuel in the correct proportion for combustion in a gasoline engine, supporting normal engine operation. It is supplied as an alternative to the referenced Quadrajet 4MV part numbers for the listed Chevy engine applications.

Key Features & Performance

• Carburetor designed to meter and deliver the air-fuel mixture required for combustion in a gasoline engine
• Intended for Chevrolet 305 and 350 engine applications as identified in the listing title
• Cross-references Rochester Quadrajet part numbers 1906R and 1904R for comparison with the existing component
• Suited to replacing a worn, damaged, or malfunctioning carburetor during engine service

Fitment & Compatibility

• for Chevrolet 305 engine applications
• for Chevrolet 350 engine applications
• cross-references Rochester Quadrajet 4MV part numbers 1906R and 1904R

Common Uses

• Replacing a worn, leaking, or malfunctioning carburetor on the listed Chevrolet engine applications
• Carburetor service or rebuild projects involving the referenced Rochester Quadrajet part numbers
• Restoring normal air-fuel delivery to an engine that is no longer running correctly

Technical Specifications

• Product Type: Carburetor
• Part Number(s): 1906R, 1904R
• Reference Number(s): Rochester Quadrajet 4MV
• Engine Application(s): Chevrolet 305, Chevrolet 350

Frequently Asked Questions

Q: What does a carburetor do? A: A carburetor mixes air and fuel in the proportion needed for combustion so the engine can run.

Q: How should fitment be verified? A: Compare the complete existing part number and the full engine model designation against the part numbers and applications shown in the listing before purchasing.

This is an aftermarket replacement part and is not represented as genuine or original equipment. Product appearance and specifications may vary slightly by batch. Compatibility may vary by serial number, model year, or existing part number. Verify fitment before purchase.