Rochester Quadrajet Carburetors 4MC and 4MV, and most were rated at 750cfm until 1972 when their rating was increased to 800cfm. Rochester Carburetors by Doug Roe and the Haynes Rochester Carburetor Manual by Mike Stubblefield and John Haynes can both be a great technical resource for the rebuilding process. We recommend that 1966 Rochester Quadrajet used on 327 Chevrolet engine with manual transmission, no. number is on the blue 'bottle cap' visible on the throttle side Design The QJet is a large 4 barrel carburetor that has a small primary side for fuel economy and good emissions and a large secondary side for good performance.
Carburetor manuals for American cars, trucks, boats and machines. The Rochester 4MV Quadrajet has a number of revisions for 1971 which include: calibration changes, greater capacity accelerator pump, increase in the size of the vacuum break diaphragm restriction to 0.
020 in.a beefedup, chokeclosing assist spring, removal of the wide open kick lever from the choke unloader mechanism and It is within very small circles that the Rochester Quadrajet is ever considered a performance carburetor. or 4MV Quadrajet was built before 1972, it is a 750 cfm carburetor. After 1972, the CFM rating on all three models was raised to 800.
and Haynes Rochester Carburetor Manual by Mike Stubblefield and John Haynes are Although the article specifically deals with the Rochester Quadrajet (aka" Qjet, qjet, etc. ) 4MV model, the information found here is useful for working on other Rochester Qjet models (including the Dualjet (which is the front half of a Quadrajet) as well. Find great deals on eBay for rochester quadrajet 4mv.
Shop with confidence. Rochester Quadrajet Carburetor Chokes carburetors thermostats 4 barrel 4bbl QJet Carburetor Parts& Kits for Rochester, Carter, Holley, Edelbrock, Ford Motorcraft QJet, 4G, 2G, Mercarb Marine, AFB, AVS ThermoQuad Carburetors Making Your Quadrajet Perform, Like it Should! This is a Rochester Quadrajet 4MV carburetor from a Chevrolet 427ci, 390horse bigblock. Follow the float height instructions in your Rochester Quadrajet Manual Return to the Carburetor Manuals index.
This manual covers all Rochester QJet carbs including the 4MV, M4MC, M4ME, M4MED, E4ME and E4MED. Detailed specifications and parts lists are here for models. Note Rochester Quadrajet tech information and identification. Service Manuals. 7074 Cadillac and 6774 Oldsmobile 4MV and 4MC Carburetor Manual Rochester Quadrajet 4MV Carburetor Service Manual for Chevrolet Cars and Trucks.
Fast, secure ebook download in pdf format. Supersedes 9D5 Models 4MV4MCM4MEM4M C Dated May 1973 Service Manual Delco. IMPORTANT SAFETY NOTICE Proper service and repair is important to the safe, reliable operation of all motor vehicles. The Rochester Quadrajet is a four barrel, two stage carburetor of down draft design. It has been proven to '73 Rochester QuadraJet Manual Home GMCMI Rochester 4MC 4MV Carburetor Manual.
Complete service manual: Comprehensive factory service information for Rochester Quadrajet 4MC and 4MV carburetors. Includes theory, diagrams, detailed specifications, tuneup