Page 386 - 2022-23 Auto Performance Drag Racing

Air Cleaner, Throttle Body and BaseGaskets
Gaskets are for replacement purposes and are sold indi- vidually unless specified.
Part No.
DRAG RACING
HLY108-5
Description
HLY108-10
HLY0-108-4
Alcohol Jets
Standard-length alcohol jets are used with the
950 HP carburetor models HLY0-80535-1 and
HLY0-80498-1 and will work with a stock float.
To order, use prefix HLY122- followed by the jet number from chart. Example: HLY122-132 (has an approximate hole size of .132" diameter).
Jet No. Hole Size Jet No. Hole Size Jet No. Hole Size
Jet Assortment Kit
HLY36-181
The professional way to track-tune a carbu- retor for top performance. Kit contains two each of 36 different jet sizes, ranging from 64 to 99 packaged in a plastic case to keep them separated for easy access.
Alcohol Jet Kit
HLY36-201
Kit includes four each of 24 jet sizes from .132" to .200". Jets fit only Holley HP series 650, 750, and 950 CFM alcohol carburetors. Packaged in a plastic carrying case.
Main Jet Removal Tool
HLY26-68
Removes Holley jets without damage.
Main Jet Extensions
HLY122-5000
Extensions thread into the metering block.
Main metering jets thread into the exten-
sions. The point of fuel entry is moved into the fuel bowl, preventing fuel starvation under hard acceleration. Use a notched float for proper float clearance.
HLY108-4
Air Cleaner Gasket, 5" Dia., .060" Thick, 3-Pk.
HLY108-5
Throttle Body Gasket, 4150/4160, 1-11/16" x 1-11/16" Bore Size
HLY108-7
Throttle Body Gasket, 4150/4160, 1-3/4" x 1-3/4" Bore Size
HLY108-10
Base Gasket, 4150/4160, 1/16" Thick
HLY108-12
Base Gasket, 4010, 4150/4160, 5/16" Thick with Studs Included
HLY108-18
Base Gasket, Split, Model 4010/4150/4160 x 1-3/4", 5/16" Thick
HLY108-62
Air Cleaner Gasket, 5" Dia., .200" Thick
HLY108-73
Air Cleaner Gasket, 7" Dia. (Dominator), .060" Thick
HLY108-58
Base Gasket, 4-Hole, 4150/4160/4180, x 1-9/16"
HLY108-84-2
Base Gasket, Dominator 4500/4500 HP, 1/16" Thick
HLY108-99
Base Gasket, 1150 2x4 and 1250 CFM Dominator Carburetors, 4-Hole, 2.160" Hole Dia.
HLY108-103
Base Gasket, 1350-1475 Dominator, Open, 1/16" Thick NEW!
132
.132"
136
.136"
138
.138"
140
.140"
142
.142"
144
.144"
146
.146"
148
.148"
150
.150"
152
.152"
154
.154"
156
.156"
158
.158"
160
.160"
164
.164"
168
.168"
172
.172"
176
.176"
180
.180"
184
.184"
188
.188"
192
.192"
196
.196"
200
.200"
Throttle Body Attachment Screws HLY1005-567 NEW!
Package of (10) screws, which secure base plate (throttle body) to main body.
Fuel Bowl Sight Plug and Gasket Kits
Part No. Description
Idle Mixture Screw and Gasket Part No. Description
Transfer Tube O-Rings and Seals
HLY26-13
HLY26-101
HLY108-97
HLY108-97
HLY26-13
Standard Replacement, Pair
HLY26-112
Sight Window Service Part for 34-37 or 34-38
HLY26-101
Idle Mixture Screw
HLY26-110-10
Idle Mixture Screw Gaskets, Cork, Pkg. 10
Part No.
Standard Main Jets
Description
HLY26-37
Transfer Tube O-Ring, Old Style, Pair
HLY108-97
Transfer Tube Seal, New Style, Pair
Holley main jets are threaded for ease of installa- tion. To order, use prefix HLY122- followed by the
jet number from chart. Example: HLY122-40 (has an approximate hole size of .040" diameter).
Jet No.
Hole Size
40
.040"
42
.042"
43
.043"
44
.044"
45
.045"
46
.046"
47
.047"
48
.048"
49
.048"
50
.049"
51
.050"
52
.052"
53
.052"
54
.053"
Jet No.
Hole Size
55
.054"
56
.055"
57
.056"
58
.057"
59
.058"
60
.060"
61
.060"
62
.061"
63
.062"
64
.064"
65
.065"
66
.066"
67
.068"
68
.069"
Jet No.
Hole Size
69
.070"
70
.073"
71
.076"
72
.079"
73
.079"
74
.081"
75
.082"
76
.084"
77
.086"
78
.089"
79
.091"
80
.093"
81
.093"
82
.093"
Jet No.
Hole Size
83
.094"
84
.099"
85
.100"
86
.101"
87
.103"
88
.104"
89
.104"
90
.104"
91
.105"
92
.105"
93
.105"
94
.108"
95
.118"
96
.118"
Jet No.
Hole Size
97
.125"
98
.125"
99
.125"
100
.128"
101
.126"
102
.128"
103
.130"
104
.134"
105
.137"
106
.141"
107
.145"
108
.147"
109
.150"
110
.156"
Quick Change Jet Kits
Change jets quickly and easily without removing the fuel bowls. Kits fit carburetors with center hung fuel bowls. Include fuel bowl, gaskets, plugs and jet removal tool (tool included with primary bowls only).
Part No. Description
HLY34-24
HLY34-24
Model 4500 Dominator, Prim. and Sec. Dual Inlet Fuel Bowls
HLY34-25
Model 4150/4160 Carb, Prim. Fuel Bowl with Single Fuel Inlet
HLY34-26
Model 4150 Carb, Sec. Fuel Bowl with Single Fuel Inlet and Accel. Pump
HLY26-85
Replacement Fuel Bowl Plugs, Pair
Note: All sizes shown are for reference use only. Actual control of size is by flow check. In all instances, a higher stamped number indicates a greater average flow rate. Do not drill or damage the jet metering orifice. Change jets to meet specific requirements.
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2022-23