Specification:
Rochester Quadrajet Carburetor – 4MV – 1980-1989 Electric Choke 1904R
4-bbl. Carburetor
Q-Jet Casting
750 CFM
Vacuum Secondary
Electric Choke
1980-89 305-350c.i. Calibration
Direct replacement-style performance carburetors that out perform “over-the-counter” O.E. style replacement carbs. Our 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.
1980-89 305-350c.i. engines, Chevy bowl entrance and linkage style, electric choke, compatible with EGR. Main Jet: 0.073, Metering Rods: Primary – 50M, Secondary – -DR. Not for use with computer controlled vehicles.
Cross Reference Guide For 1904R
1980 Chevy cars, use #1904R
17066422 17066425 17066432 17066493 17066553 17066556 17066563 17066605 17080202 17080204 17080207 17080228 17080274 17080282 17080284 17081282 17081283 17081284 17081285 17082280 17082281 17082282 17082283 17082284 17083282 17083283 17084284 17084285 17084288 17084289
1981-86 Chevy/GMC trucks with electric choke, use #1904R or #1906R
17065524 17067254 17067256 17067258 17067268 17067280 17067284 17067336 17068501 17068503 17068505 17068587 17068590 17068596 17078230 17078237 17078249 17078254 17078267 17078282 17078283 17078284 17078297 17079283 17079284 17079287 17079288 17079289 17079290 17079322 17079902 17079906 17079910 17079915 17081200 17081201 17081204 17081205 17081220 17081226 17081227 17081285 17081290 17081291 17082221 17082222 17082224 17082225 17082226 17082227 17082230 17082231 17082234 17082235 17082280 17082290 17082291 17082292 17082293 17083220 17083222 17083223 17083224 17083225 17083226 17083227 17083231 17084220 17084221 1708422
Note:
Professional installation is highly recommended
Please Check The Product Pictures And Description Carefully Before Your Purchase.
New carbs are not adjusted to new specs due to age and wear variances of tractors, may need to adjust mixture, idle, and float adjustments.
The oil channels of carburetors will be blocked without cleaning.
( Please double check the fitment before making an order. )
Package Include: 1 Piece Carburetor with kits