We have been engaged in the field of auto parts for several years, and we aim to bring our customers a better driving experience and maneuverability when using our products right from the start.
Carburetor is a sort of rigid mechanical device, which acts core function for engine.
We have been devoted to developing the high quality &designed carburetor and many other car accessories.
We firmly believe what we are doing now is to bring convenience to all customers, and we are proud of what we do.
Attention:
IF YOU GOT POOR IDLING OR CAN NOT ADJUST MIXTURE SCREW FOR BETTER RUNNING, PLEASE CONTACT US FOR HELP.
If you got poor idling or can not adjust mixture screw for better running, please contact us for help.
Fitment:
Carburetor Fits For 1970-1972 V8 Chevy big block Mark IV 6.6L/402
Carburetor Fits For 1967-1973 V8 Chevy small block Gen I 5.7L/350
Carburetor Fits For 1966-1970 V8 Chevy big block Mark IV 6.5L/396 Street
Carburetor Fits For 1966-1969 V8 Chevy small block Gen I 5.4L/327 Street
Carburetor Fits For 1966-1969 V8 Chevy big block Mark IV 7.0L/427 Street
Carburetor Fits For 1970-1973 V8 Chevy big block Mark IV 7.4L/454
Carburetor Fits For 1970-1973 V8 Chevy small block Gen I 6.6L/400
Carburetor Fits For GMC 1967-1968 V8 Chevy small block Gen I 5.4L/327
Carburetor Fits For GMC 1968-1969 V8 Chevy big block Mark IV 6.5L/396
Carburetor Fits For GMC 1969-1973 V8
Carburetor Fits For Chevy small block Gen 5.7L/350
Carburetor Fits For GMC 1970-1973 V8 Chevy big block Mark IV 7.4L/454
Carburetor Fits For GMC 1971-1972 V8 Chevy big block Mark IV 6.6L/402.
Replaces Part Numbers:
Directly replacement 4-BBL carburetor Replace For 1901-GG Rochester Quadrajet Carburetor- 4MV - 1966-1973,
1975-1979 Corvettes,1968-1973 Chevy/GMC Trucks Part Number 1901R.
Interchange with Chevy 7026202 7026203 7026210 7027202 7027203 7027212
7027213 7040007 7040021 7046904 7047207 7047303 7047305 7047306
7047307 7047316 7047319 17054236 17054709 170549.
4 Barrels Carburetor For 1901R Rochester Quadrajet 4MV Chevy 1966-1973
Manual Choke 1901-GG 4-BBL, Replace Corvettes 1975-1979 750 CFM Vacuum Secondary Durable
No Instruction Included:
We recommend that you search for relevant installation videos on the Internet and follow the correct steps strictly. Product does not include installation instructions.
This Universal Performance carburetors improve throttle response and overall performance throughout the RPM range. Each carb has a distinctly different fuel curve calibrated for a particular application. Do note: Condering the vehicle dispacement range discrepancy, some vehicles may be too rich with black smoke from the muffler, You may have to use The included tool and small copper solid pin to block the air channels to fix it, If you are confused, Message us before any adjustment.
GENERAL DESCRIPTION
The Quadrajet is a 4-barrel two stage carburetor of down-draft design.Its simplicity in construction makes it easy toservice, yet its versatility and principles of operation make itadaptable from small to very large engines，without majorcasting changes.
There are three separate basic carburetor models. They aredesignated as 4M,4MV, and 4MC. The 4M is the basic car-buretor equipped for manual choke operation.The 4MV isan automatic choke model designed for use with a manifoldmounted thermostatic choke coil.The 4MC model is an auto-matic choke carburetor which has the choke housing and coilmounted at the side of the float bowl. Except for chokesystems,all models have basically the same principles ofoperation.
CFM:Carburetor For Rochester Quadrajet can range anywhere in between 600 and 800 CFM. Most are rated 750 CFM.
Before purchase, please check carefully whether the carburetor you need to replace is the same as this product. We recommend that you search for relevant installation videos on the Internet and follow the correct steps strictly. Product does not include installation instructions.
Specifications:
Auxiliary Venturi:7.3mm
Venturi(Choke tube):28mm
Main jet:185
Air correction jets:110
Idle jet:120
Needle valve:3.3
Fitment:
Carburetor Fits For 1970-1972 V8 Chevy big block Mark IV 6.6L/402
Carburetor Fits For 1967-1973 V8 Chevy small block Gen I 5.7L/350
Carburetor Fits For 1966-1970 V8 Chevy big block Mark IV 6.5L/396 Street
Carburetor Fits For 1966-1969 V8 Chevy small block Gen I 5.4L/327 Street
Carburetor Fits For 1966-1969 V8 Chevy big block Mark IV 7.0L/427 Street
Carburetor Fits For 1970-1973 V8 Chevy big block Mark IV 7.4L/454
Carburetor Fits For 1970-1973 V8 Chevy small block Gen I 6.6L/400
Carburetor Fits For GMC 1967-1968 V8 Chevy small block Gen I 5.4L/327
Carburetor Fits For GMC 1968-1969 V8 Chevy big block Mark IV 6.5L/396
Carburetor Fits For GMC 1969-1973 V8
Carburetor Fits For Chevy small block Gen 5.7L/350
Carburetor Fits For GMC 1970-1973 V8 Chevy big block Mark IV 7.4L/454
Carburetor Fits For GMC 1971-1972 V8 Chevy big block Mark IV 6.6L/402.
Replaces Part Numbers:
Directly replacement 4-BBL carburetor Replace For 1901-GG Rochester Quadrajet Carburetor- 4MV - 1966-1973,
1975-1979 Corvettes,1968-1973 Chevy/GMC Trucks Part Number 1901R.
Interchange with Chevy 7026202 7026203 7026210 7027202 7027203 7027212
7027213 7040007 7040021 7046904 7047207 7047303 7047305 7047306
7047307 7047316 7047319 17054236 17054709 170549.
Package:1x Carburetor, 1 x Flange Gaskets, 1x Air filter gaskets, 1x Tool for Pushing Plug, 4x Plugs, 8x jets. As shown in the picture.
1 Year Warranty:This item have 1year warranty.
Please check pictures for more details
If you are uncertain about the item, feel free to contact us for confirm.
Warranty:
1 Year Warranty:This item have 1year warranty.
In the event the item should fail due to manufacturing defects during intended use,
we will replace the part by free.
FAQ:
F:Will this fit for 1987 Crusader 350hp, the engines are GM 454ci. ?
A:Yes ,it fits.
About Shipping:
Handling time: 1-2 business days(Except holidays)
Shipping time: 2-6 business days ,We ship with USPS/DHL/Fedex unless instructed to do differently.
Handling time: 1-2 business days(Except holidays)
Shipping time: 2-6 business days ,We ship with USPS/DHL/Fedex unless instructed to do differently.
Please check pictures for more details
If you are uncertain about the item, feel free to contact us for confirm.
Customer Service: All message will be replied within 24 hours(Except weekends and holidays).
We appreciate and value your business. If you have any questions or concerns please let us know.
If you meet any problems,like you dont received the products or product does not match like described,please contact us before you open a case or something else(It was also harmful to us).
We are 100% dedicated to your complete satisfaction.