Application:

For 1904R 1906R Quadrajet 4MV Vacuum Secondary 650/750-CFM Electric Choke
For Chevy Cadillac GMC with 305Cu. 5.0L  350Cu. 5.7L Engine 1980-1989

Replaces Part Numbers:

1904R, 1906R,

17066422 17066425 17066432 17066493 17066553

17066556 17066563 17066605 17080202 17080204

17080207 17080228 17080274 17080282 17080284

17081282 17081283 17081284 17081285 17082230

17065524 17067256 17082280 17082281 17082282

17082283 17082284 17083282 17083283 17084284

17067258 17067266 17067268 17084285 17084288

17084289 17067280 17067284 17067336 17068501

17068503 17068505 17068587 17068590

Specification:

Materia:Aluminum Alloy
Choke Type:Electric Choke
Barrel Count:4
Mounting Flange Type: Spread Bore
Fuel Type: Gasoline
CFM: 650/750
Bolt Hole Spacing Length & Width: 143x108 mm (Center To Center)
Intake Side Inner Diameter: 35 mm
Intake Side Outer Diameter: 57.2 mm
Air Filter Side Inner  Diameter:127.7 mm
Air Filter Side Outer Diameter:139.254 mm

Package Included:

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

Do not have connector

Need to tune based on the actual situation.

Features:

- Aftermarket brand new, ensure superior and reliable quality

- High hardness and corrosion resistance, longer usage life

- Compact size, less fuel consumption, energy saving and economical

- Let your vehicles speed up in a short time, better driving experience

- Control the speed of engine under stable condition, effective operation

- Improve the structure during manufacturing process, high accuracy

★ 30-day Money Back & 24-Month Replacement Guarantee. Please feel free to contact us if there is any question.