Owner`s manual
Some parts are not legal for sale or use in California on any pollution controlled motor vehicle.
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DESCRIPTION PART NO.
7/32" Diameter throttle stud 20-37
5/16" Diameter throttle stud 20-39
Transmission kickdown stud 20-40
DESCRIPTION PART NO.
Fits Holley 4010/4150/4160 Bore size 1 3/4", 5/16” thick with studs 108-12
Fits Holley 4150/4160 Bore size 1 13/16”, 1/16” thick 108-10
Fits Rochester Quadrajet Bore size, primary 1 3/8”, secondary 2 3/8”
Stainless steel plate (GM 3884576) 108-20
SECONDARY
CONNECTING RODS
Fits model 4160/4010 vacuum
secondary
Part No. 20-53
THROTTLE
CONTROL
STUDS
CARBURETOR
BASE GASKETS
VENT BAFFLE
Prevents fuel from sloshing out of pri-
mary float bowl on hard acceleration.
Part No. 26-89
TRANSMISSION
KICKDOWN SPRING
AND BRACKET
Bracket has two mounting holes. For
carburetors with a 30cc accelerator
pump.
Part No. 20-91
TRANSMISSION KICKDOWN
CABLE BRACKET
This bracket is designed to be used only on
Holley model 4150 or 4160 carburetors. It bolts
on the carburetor flange ear and provides an
effective mounting point for the transmission
cable and throttle cable.
FUEL TRANSFER TUBE O-RING
Part No. 26-37 2/PK
HAND CHOKE
CONTROL CABLE
For use with manual choke conversion kit
# 45-225. (6' length)
Part No. 45-228
FAST IDLE CAM
For carb Models 4150/4160
Part No. 45-376
MANUAL CHOKE
CONVERSION KIT
All parts to change over to hand choke
operation. For carb Models
2300/4150/4160 with choke hardware
mounting boss on side of main body.
All parts not shown.
Part No. 45-225
APPLICATION PART NO.
TH-700R4 20-95
TH-350 20-45
SOLENOID FAST IDLE
This universal throttle solenoid can be
used with Holley bracket #20–9 for
model 4150/4160 or bracket #20–47
for model 4165 & 4175.
Part No. 46-74
UNIVERSAL THROTTLE
SOLENOID BRACKET
Can be used on many Holley aftermarket carburetors. Use with solenoid
#46–74 and locknut #26–57.
Part No. 20-9
FUEL BOWL SCREW GASKETS
FUEL BOWL SIGHT
PLUGS & GASKETS
DESCRIPTION PART NO.
Standard Replacement 26-13
Replacement See-Thru Sight Plug
w/O-Ring Seal 26-113
DESCRIPTION PART NO.
Standard Replacement Paper Gasket 20/pk 108-2-20
Reusable Nylon Gasket 10/pk 108-98-10
#26-13
#26-113
Genuine Holley Service Parts
Choose genuine Holley service parts when renewing or modifying your Holley
carburetor. Only Holley service parts are guaranteed to be manufactured to the
same demanding specifications as the original components. Holley parts provide
the fit, function, and performance you expect. Demand the best, demand
Holley!
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