1901R Rochester Quadrajet Carburetor 4 Barrel For Chevy Trucks and Cars Engines
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Features:
【Fitment】Quadrajet Carburetor Fit for Chevy 350 327 396 400 402 427 454 V8 5.7L Engines; Rochester Quadrajet Carburetor 4 Barrel fit for Chevy Cars 1966 1967 1968 1969 1970 1971 1972 1973; 4 barrel carburetor for chevy 350 fit for Chevrolet / GMC Trucks 1968 1969 1970 1971 1972 1973; 4 barrel carburetor 1901r rochester quadrajet fit for Corvettes 1975 1976 1977 1978 1979, Best choice for your Classic car restoration and Old car performance upgrade.

【Easy Installation & Direct replacement】 The Rochester Quadrajet 4 Barrel Carburetor Rebuild kit comes with necessary gaskets and hardware for installation，it includes 1x carburetor, 1x flange gaskets, 1x air filter gaskets, 1x tool for pushing plugs, 4x plugs, and 8x jets. The extra jets use for Personalized tuning and Specific vehicle modification, they are optional for most users. Quadrajet carburetor 4 barrel fits perfectly, is big enough to grab and bolts directly onto the original Quadrajet spread-bore GM-style intake manifold.

【Excellent Performance】Big block chevy carburetor's 4-barrel design has unequal primary and secondary bores, small primaries boost throttle response and fuel economy. The central float in it, via triple venturi boosters, offers great fuel control. It's stable during cornering or acceleration, fitting for off-road use. Most automotive tuning Enthusiasts and car enthusiasts found that work better than the original ones they replaced, functioning without any problems and maintaining a steady idle
【Manual Divorced Choke】Quadrajet carburetor for chevy with manual choke, vacuum Secondary, Spread bore carburetor range anywhere in between 600 and 750 CFM;Replacement for 4-BBL Rochester Quadrajet Carburetor 4MV with part number 1901-GG 1901R; it use for replacing your faulty parts and solving your driving problems to helps extending the service life of your vehicle.

【Installation Tips】Carburetor installation instructions not include ,We recommend that you search for relevant installation videos on YouTube, The automotive replacement carburetors arrives ready to install, but minor adjustments (mixture, idle, and float) may be necessary based on your specific engine and location. For optimal performance, consider using a regulated fuel pressure of 5 to 5.5 psi. If you're using a 7 lb or higher fuel pump, adding a fuel pressure regulator is advisable.

【Customer Service】We offer 12 months product quality support service. before purchase, please check carefully whether the carburetor you need to replace is the same as this 4 barrel carburetor. If you are uncertain about the item, feel free to contact us for confirm.


Specifications:
Auxiliary Venturi:7.3mm
Venturi(Choke tube):28mm
Main jet:185
Air correction jets:110
Idle jet:120
Needle valve:3.3

Fitment:
1970-1972 V8 Chevy big block Mark IV 6.6L/402
1967-1973 V8 Chevy small block Gen I 5.7L/350
1966-1970 V8 Chevy big block Mark IV 6.5L/396 Street
1966-1969 V8 Chevy small block Gen I 5.4L/327 Street
1966-1969 V8 Chevy big block Mark IV 7.0L/427 Street
1970-1973 V8 Chevy big block Mark IV 7.4L/454
1970-1973 V8 Chevy small block Gen I 6.6L/400
GMC 1967-1968 V8 Chevy small block Gen I 5.4L/327
GMC 1968-1969 V8 Chevy big block Mark IV 6.5L/396
GMC 1969-1973 V8
Chevy small block Gen 5.7L/350
GMC 1970-1973 V8 Chevy big block Mark IV 7.4L/454
GMC 1971-1972 V8 Chevy big block Mark IV 6.6L/402

Cross Reference Guide For 1901R
1966-73 Chevy cars, use 1901R
7026202 7026203 7026210 7027202 7027203 7027212 7027213 7027218 7028207 7028208 7028209 7028210 7028211 7028212 7028216 7028217 7028218 7028219 7028229 7029200 7029201 7029202 7029203 7029204 7029214 7029215 7029223 7029224 7037203 7040200 7040201 7040204 7040205 7040206 7040221 7043200 7043201 7043208 7043216 7046902 7046904 7046906 7046907 7046984 7047116 7047132 7047304 7047315 7047316 7047320 17054696 17054699 17054705 17054917 17054923 17055036

1968-73 Chevy/GMC Trucks, use 1901R
7040007 7040021 7046904 7047207 7047303 7047305 7047306 7047307 7047316 7047319 17054236 17054709 17054961


Package Including:
1x Carburetor,
1 x Flange Gaskets,
1x Air filter gaskets,
1x Tool for Pushing Plug,
4x Plugs
8x jets. 

Rochester Quadrajet Carburetor 4 Barrel

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Feature:
  • Drive Type: Manual Divorced Choke
  • Number of Barrels: 4BBL
  • Material: Aluminum alloy
  • Air Inlet Bore Size: 35mm * 57.2mm
  • Choke Air Horn Inner/Outer Diameter: 126.5/129mm
  • Mounting Stud Measure: 108mm * 143mm
  • Maximum Flow: 750 cfm
Packge include

1x Carburetor, 1 x Flange Gaskets, 1x Air filter gaskets, 1x Tool for Pushing Plug, 4x Plugs, 8x jets. As Shown in the Picture

Fitment:

COMPATIBLE WITH CHEVROLET

1970-1972 V8 Chevy big block Mark IV 6.6L/402

1967-1973 V8 Chevy small block Gen I 5.7L/350

1966-1970 V8 Chevy big block Mark IV 6.5L/396 Street

1966-1969 V8 Chevy small block Gen I 5.4L/327 Street

1966-1969 V8 Chevy big block Mark IV 7.0L/427 Street

1970-1973 V8 Chevy big block Mark IV 7.4L/454

1970-1973 V8 Chevy small block Gen I 6.6L/400

COMPATIBLE WITH GMC

GMC 1967-1968 V8 Chevy small block Gen I 5.4L/327

GMC 1968-1969 V8 Chevy big block Mark IV 6.5L/396

GMC 1969-1973 V8

Chevy small block Gen 5.7L/350

GMC 1970-1973 V8 Chevy big block Mark IV 7.4L/454

GMC 1971-1972 V8 Chevy big block Mark IV 6.6L/402


OEM PART NUMBER

Part Number 1901R , Directly Replacement 4 BBL Carburetor Replace For 1901-GG Rochester Quadrajet Carburetor 4MV. This 4 Barrel Carburetor for chevy 350 and good for V8 engine, Interchange with Chevy 7026202 7026203 7026210 7027202 7027203 7027212 7027213 7040007 7040021 7046904 7047207 7047303 7047305 7047306 7047307 7047316 7047319 17054236 17054709 170549

61256156

This Rochester 4 barrel Carburetor replacement for 1901r can range anywhere in between 600 - 800 CFM. Most are rated 750 CFM. Fits 1966-1973, 1975-1979 Corvettes,1968-1973 Chevy/GMC Trucks.

 

NOTE:

This Rochester Quadrajet 4 bbl Carburetor 4 barrel set comes as shown in the picture, before purchase, please check carefully whether the carburetor you need to replace is the same as this 4 barrel quadrajet carburetor manual choke.


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