1970 CARBURETOR SPECIFICATIONS

CHRYSLER CORPORATION

PASSENGER CARS

CARTER CARBURETORS:

CARTER, MODEL BBS:

Carburetor #4715S

Float Level: 1/4"

Bowl Vent Drill Size: 1/32"

Choke Unloader Drill Size: 3/16"

Fast Idle Cam Position Drill Size: #48 Drill

Choke Vacuum Kick Drill Size: #35 Drill

Automatic Choke Setting: 2 Rich

Carburetor #4716S

Float Level: 1/4"

Bowl Vent Drill Size: 1/8"

Choke Unloader Drill Size: 3/16"

Fast Idle Cam Position Drill Size: #48 Drill

Choke Vacuum Kick Drill Size: #48 Drill

Automatic Choke Setting: 2 Rich

Carburetor #4717S

Float Level: 1/4"

Pump Travel: 5/16"

Bowl Vent Drill Size: 9/32"

Choke Unloader Drill Size: 3/16"

Fast Idle Cam Position Drill Size: #48 Drill

Choke Vacuum Kick Drill Size: #35 Drill

Automatic Choke Setting: 2 Rich

Carburetor #4718S

Float Level: 1/4"

Pump Travel: 5/16"

Bowl Vent Drill Size: 9/32"

Choke Unloader Drill Size: 3/16"

Fast Idle Cam Position Drill Size: #48 Drill

Choke Vacuum Kick Drill Size: #48 Drill

Automatic Choke Setting: 2 Rich

CARTER, MODEL BBD:

Carburetor #4721S; 4722S

Float Level: 1/4"

Bowl Vent Drill Size: 1/32"

Choke Unloader Drill Size: 1/4"

Choke Vacuum Kick Drill Size: #20 Drill

Fast Idle Cam Position Drill Size: #41 Drill

Automatic Choke Setting: Index

Carburetor #4723S; 4724S

Float Level: 1/4"

Bowl Vent Drilll Size: 15/64"

Choke Unloader Drill Size: 1/4"

Choke Vacuum Kick Drill Size: #20 Drill

Fast Idle Cam Position Drill Size: #41 Drill

Automatic Choke Setting: Index

Carburetor #4725S

Float Level: 11/32"

Pump Travel: 1"

Bowl Vent Drill Size: 1/32"

Choke Unloader Drill Size: 1/4"

Choke Vacuum Kick Drill Size: #20 Drill

Fast Idle Cam Position Drill Size: #28 Drill

Automatic Choke Setting: 2 Rich

Carburetor #4726S

Float Level: 11/32"

Pump Travel: 1"

Bowl Vent Drill Size: 1/32"

Choke Unloader Drill Size: 1/4"

Choke Vacuum Kick Drill Size: #28 Drill

Fast Idle Cam Position Drill Size: #28 Drill

Automatic Choke Setting: 2 Rich

Carburetor #4727S

Float Level: 11/32"

Pump Travel: 1"

Bowl Vent Drill Size: 1/8"

Choke Unloader Drill Size: 1/4"

Choke Vacuum Kick Drill Size: #20 Drill

Fast Idle Cam Position Drill Size: #28 Drill

Automatic Choke Setting: 2 Rich

Carburetor #4728S

Float Level: 11/32"

Pump Travel: 1"

Bowl Vent Drill Size: 3/16"

Choke Unloader Drill Size: 1/4"

Choke Vacuum Kick Drill Size: #28 Drill

Fast Idle Cam Position Drill Size: #28 Drill

Automatic Choke Setting: 2 Rich

Carburetor #4894S

Float Level: 11/32"

Pump Travel: 1"

Bowl Vent Drill Size: 1/32"

Choke Unloader Drill Size: 1/4"

Choke Vacuum Kick Drill Size: #28 Drill

Fast Idle Cam Position Drill Size: #28 Drill

Automatic Choke Setting: 2 Rich

Carburetor #4895S

Float Level: 1/4"

Bowl Vent Drill Size: 1/32"

Choke Unloader Drill Size: 1/4"

Choke Vacuum Kick Drill Size: #20 Drill

Fast Idle Cam Position Drill Size: #41 Drill

Automatic Choke Setting: Index

CARTER, MODEL AVS:

Carburetor #4732S; 4734S; 4736S

Float Level: 3/8"

Float Drop: 1/2"

Pump Travel: 7/16"

Bowl Vent Drill: 3/64"

Fast Idle Cam Position: #50 Drill

Choke Vacuum Break: #44 Drill

Secondary Throttle Lever: 19/64"

Secondary Throttle Lever Lockout: .020"

Automatic Choke Setting: 2 Rich

Carburetor #4737S

Float Level: 7/32"

Float Drop: 1/2"

Pump Travel: 7/16"

Bowl Vent Drill: 3/64"

Fast Idle Cam Position: #50 Drill

Choke Vacuum Break: #20 Drill

Secondary Throttle Lever: 23/64"

Secondary Throttle Lever Lockout: .020"

Automatic Choke Setting: 2 Rich

Carburetor #4738S; 4739S; 4741S

Float Level: 7/32"

Float Drop: 1/2"

Pump Travel: 7/16"

Bowl Vent Drill: 3/64"

Fast Idle Cam Position: #50 Drill

Choke Vacuum Break: #20 Drill

Secondary Throttle Lever: 23/64"

Secondary Throttle Lever Lockout: .020"

Automatic Choke Setting: Index

Carburetor #4740S

Float Level: 7/32"

Float Drop: 1/2"

Pump Travel: 7/16"

Bowl Vent Drill: 3/4"

Fast Idle Cam Position: #50 Drill

Choke Vacuum Break: #20 Drill

Secondary Throttle Lever: 23/64"

Secondary Throttle Lever Lockout: .020"

Automatic Choke Setting: Index

Carburetor #4933S

Float Level: 7/32"

Float Drop: 1/2"

Pump Travel: 7/16"

Bowl Vent Drill: 3/64"

Fast Idle Cam Position: #50 Drill

Choke Vacuum Break: #35 Drill

Secondary Throttle Lever: 19/64"

Secondary Throttle Lever Lockout: .020"

Automatic Choke Setting: Index

Carburetor #4934S; 4935S

Float Level: 7/32"

Float Drop: 1/2"

Pump Travel: 7/16"

Bowl Vent: 1/8"

Fast Idle Cam Position: #50 Drill

Choke Vacuum Break: #50 Drill

Secondary Throttle Lever: 19/64"

Secondary Throttle Lever Lockout: .020"

Automatic Choke Setting: Index

Carburetor #4936S

Float Level: 7/32"

Float Drop: 1/2"

Pump Travel: 7/16"

Bowl Vent: 3/4"

Fast Idle Cam Position: #50 Drill

Choke Vacuum Break: #35 Drill

Secondary Throttle Lever: 19/64"

Secondary Throttle Lever Lockout: .020"

Automatic Choke Setting: Index

Carburetor #4936S

Float Level: 7/32"

Float Drop: 1/2"

Pump Travel: 7/16"

Bowl Vent: 3/4"

Fast Idle Cam Position: #50 Drill

Choke Vacuum Break: #50 Drill

Secondary Throttle Lever: 19/64"

Secondary Throttle Lever Lockout: .020"

Automatic Choke Setting: Index

CARTER, MODEL AFB:

Carburetor #4742S

Float Level: 7/32"

Float Drop: 3/4"

Pump Travel: 7/16"

Secondary Throttle Lever: 17/64"

Secondary Throttle Lever Lockout: .020"

Carburetor #4745S

Float Level: 7/32"

Float Drop: 3/4"

Pump Travel: 7/16"

Fast Idle Throttle Valve or Cam Position Clearance: #50 Drill

Choke Unloader Setting: 1/4"

Secondary Throttle Lever: 17/64"

Secondary Throttle Lever Lockout: .020"

Bowl Vent Setting: 3/4"

Choke Piston Linkage Setting: #54 Drill

Choke Setting: 2 Rich

Carburetor #4765S

Float Level: 7/32"

Float Drop: 3/4"

Pump Travel: 7/16"

Fast Idle Throttle Valve or Cam Position Clearance: #50 Drill

Choke Unloader Setting: 1/4"

Secondary Throttle Lever: 17/64"

Secondary Throttle Lever Lockout: .020"

Bowl Vent Setting: 3/4"

Choke Piston Linkage Setting: #39 Drill

Choke Setting: 2 Rich

HOLLEY CARBURETORS:

HOLLEY MODEL 1920:

Carburetor #R-4351A; R-4353A

Float Level, Dry: 27/32"

Bowl Vent Clearance: 3/32"

Fast Idle Speed: 1,600 RPM

Vacuum Kick Drill Size:: #39 Drill

Cam Postion Drill Size: #52 Drill

Automatic Choke Setting: 2 Rich

Carburetor #R-4352A

Float Level, Dry: 27/32"

Bowl Vent Clearance: 3/32"

Fast Idle Speed: 1,800 RPM

Vacuum Kick Drill Size: #50 Drill

Cam Position Drill Size: #52 Drill

Automatic Choke Setting: 2 Rich

Carburetor #R-4354A

Float Level, Dry: 27/32"

Bowl Vent Clearance: 3/32"

Fast Idle Speed: 1,800 RPM

Vacuum Kick Drill Size: #50 Drill

Cam Position Drill Size: #52 Drill

Automatic Choke Setting: 2 Rich

Carburetor #R-4355A; R-4363A

Float Level, Dry: 27/32"

Bowl Vent Clearance: 3/32"

Fast Idle Speed: 1,700 RPM

Vacuum Kick Drill Size: #39 Drill

Cam Position Drill Size: #52 Drill

Automatic Choke Setting: 2 Rich

HOLLEY MODEL 2210:

Carburetor #R-4371A

Float Level, Dry: .200"

Bowl Vent Clearance: 5/64"

Fast Idle Speed: 1,700 RPM

Choke Unloader: 11/64"

Vacuum Kick Drill Size: #28 Drill

Cam Position Drill Size: #35 Drill

Automatic Choke Setting: 2 Rich

HOLLEY MODEL 2300:

Carburetor #R-4144A

Pump Setting: .015"

Bowl Vent Clearance: .101"

Fast Idle, Bench Setting: .059"

Fast Idle Speed: 1,800 RPM

Choke Unloader: 5/32"

Vacuum Kick Drill Size: #50 Drill

Cam Position Drill Size: #53 Drill

Automatic Choke Setting: 2 Rich

Carburetor #R-4374A; R-4375A

Pump Setting: .015"

Bowl Vent Clearance: .101"

Fast Idle, Bench Setting: .059"

Fast Idle Speed: 2,200 RPM

Choke Unloader: 5/32"

Vacuum Kick Drill Size: #28 Drill

Cam Position Drill Size: #53 Drill

Automatic Choke Setting: 2 Rich

Carburetor #R-4376A

Pump Setting: .015"

Bowl Vent Clearance: .101"

Fast Idle, Bench Setting: .059"

Fast Idle Speed: 1,800 RPM

Choke Unloader: 5/32"

Vacuum Kick Drill Size: #50 Drill

Cam Position Drill Size: #53 Drill

Automatic Choke Setting: 2 Rich

HOLLEY MODEL 4150 & 4160:

Carburetor #R-4360A

Pump Lever Clearance: .015"

Automatic Choke Setting: 2 Rich

Choke Unloader Clearance: #25 Drill

Bowl Vent Clearance: #73 Drill

Fast Idle, Bench Setting: #53 Drill

Fast Idle Speed: 1,600 RPM

Choke Vacuum Break: #46 Drill

Carburetor #R-4366A

Pump Lever Clearance: .015"

Automatic Choke Setting: 2 Rich

Choke Unloader Clearance: #25 Drill

Bowl Vent Clearance: 5/64"

Fast Idle, Bench Setting: #53 Drill

Fast Idle Speed: 1,600 RPM

Choke Vacuum Break: #46 Drill

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