HOLLEY Model 2300 2-Barrel: Overhaul: Reassembly

To assemble carburetor, reverse disassembly procedure noting the following.

With the fuel bowl inverted, preliminary adjustment of float is made by turning adjusting nut until float lever arm is parallel to floor of bowl.
When positioning fuel bowl, acceleration pump lever must be slightly depressed to clear diaphragm pump lever.

Fig 1: HOLLEY MODEL 2300 CARBURETOR (TYPICAL)
Courtesy of NOT AVAILABLE

CARBURETOR ADJUSTMENT SPECIFICATIONS

Holley Carb. No.

Idle Speed (Engine RPM)

Fuel Level

Fast Idle Cam Position

Unloader Setting

Dashpot Clearance

Choke Setting

Hot

Fast

1706

500

.....

⁽¹⁾

.....

1707

500

.....

⁽¹⁾

.....

1710

500

.....

⁽¹⁾

.....

1/16

.....

2520

450-500⁽²⁾

.000"⁽³⁾

⁽¹⁾

.....

.240"

.090.120

1 Lean

2640

550

.....

±1/16"⁽⁴⁾

.....

2934

550

.....

±1/16"⁽⁴⁾

.....

2976

450-500⁽²⁾

.000"⁽³⁾

⁽¹⁾

.....

.090-.120"

.....

2977

450-500⁽²⁾

.000"⁽³⁾

⁽¹⁾

.....

.090-.120"

.....

3679

450-500⁽²⁾

.000"⁽³⁾

⁽¹⁾

.....

.240"

.090-.120"

1 Lean

3936

450-500⁽²⁾

.000"⁽³⁾

⁽¹⁾

.....

.250"

.090-.120"

Index

3991

700

.000"⁽³⁾

⁽¹⁾

.....

.090-.120"

.....

4078

700

.000"⁽³⁾

⁽¹⁾

.....

.220"

.090-.120"

1 Lean

4079

550⁽⁵⁾

.000"⁽³⁾

⁽¹⁾

.....

.090-.120"

.....

4080

550⁽⁵⁾

.000"⁽³⁾

⁽¹⁾

.....

.220"

.090-.120"

1 Lean

4081

700

.000"⁽³⁾

⁽¹⁾

.....

.090-.120"

.....

4082

700

.000"⁽³⁾

⁽¹⁾

.....

.185"

.090-.120"

1 Lean

4083

550⁽⁵⁾

.000"⁽³⁾

⁽¹⁾

.....

.090-.120"

.....

4084

550⁽⁵⁾

.000"⁽³⁾

⁽¹⁾

.....

.185"

.090-.120"

1 Lean

4308

450-500⁽²⁾

.000"⁽³⁾

⁽¹⁾

.....

.090-.120"

.....

4310

450-500⁽²⁾

.019"⁽³⁾

⁽¹⁾

.....

4311

450-500⁽²⁾

.019"⁽³⁾

⁽¹⁾

.....

4574

600

.000"⁽³⁾

⁽¹⁾

.....

4594

550⁽²⁾

.000"⁽³⁾

⁽¹⁾

.....

.090-.120"

.....

6379

700

.110"⁽³⁾

⁽¹⁾

.....

.075-.105"

.....

6380

700⁽⁶⁾

2000

⁽¹⁾

Top Step

.200"

.075-.105"

⁽⁷⁾

6391

700

.110"⁽³⁾

⁽¹⁾

.....

6393

700⁽⁶⁾

2000

⁽¹⁾

Top Step

.200"

.....

1 Lean

6394

700⁽⁶⁾

2000

⁽¹⁾

Top Step

.200"

.090-.120"

1 Lean

6801

650-700

.019"

⁽¹⁾

.....

6802

650-700

.019"

⁽¹⁾

.....

⁽¹⁾	Fuel level on line with threads at bottom of check plug port.

⁽²⁾	Manual transmission in Neutral, automatic transmission in "D".

⁽³⁾	Clearance: Stopscrew to fast idle cam with choke plate open and throttle plate at hot (slow) idle position.

⁽⁴⁾	Tolerance of fuel level at bottom of check plug port.

⁽⁵⁾	Automatic transmission in "D", with manual transmission in Neutral, 700 RPM.

⁽⁶⁾	Transmission in Neutral, air conditioning "ON".

⁽⁷⁾	Four notches lean in Summer, one notch lean in Winter.