Drag Illustrated Issue 187, March / April 2024 | Page 47

PERFORMANCE CARBURETORS REIMAGINED & IMPROVED

EDELBROCK VRS-4150 ™ RACE & PERFORMANCE CARBURETORS

• Taller one-piece main body for better mixing
• Dual 30cc or 50cc accelerator pumps
• Intermediate circuit on all four bores
• 20 % larger capacity fuel bowls Non-staining borosilicate
• Notched & corner cut Nitrophyl floats sight glass window on
• Provision for standard GM 3-wire TPS each side
B
• Fits 4150 or 4500 style manifolds
B
17.841
16.820 16.638
14.520 14.124 13.714
Description
A
C
VRS-4150 Carburetor – 650 CFM
IH
Part
E #
A
1306
B
VRS-4150 Carburetor – 750 CFM
1307
VRS-4150 Carburetor – 850 CFM 1308 VRS-4150 Carburetor – 950 CFM 1309

650 - 850 CFM AVAILABLE NOW !

1.069
REF
12.420 12.238
A
C
External idle air adjuster screw on each side allows idle speed change w / o moving throttle plates
Externally adjustable float level w / durable nylon gaskets
10.120 9.724 9.314
E
A B
1.319 REF 1.958
REF
8.020 7.838
A
B
C
4-corner idle mixture adjustment
Easily accessible screw-in air bleeds for quick fine tuning of each fuel circuit
5.720 5.324
E A
4.914
B
Billet 4-circuit metering blocks
3.620 3.438
B
A
EH VC
C
POINT EPR-P
Advanced Design Nitrophyl Floats
• . 125 ” longer arm for more control on
needle and seat
• Bottom edges cut . Float responds to true fuel volume , not cornering-induced slosh .
• Notched for jet extensions
Large-Capacity Fuel Bowls
• Sculpted ribs control fuel entry to bowl to minimize foaming
• Horizontal baffles control fuel slosh when cornering
• 30cc or 50cc accelerator pump capacity depending on model
Billet Metering Blocks
17.770
17.200
16.169
14.850
13.300
11.769
10.450
8.900
7.369
6.050
4.500
2.969
1.650
IH
Dry Side
• Five emulsion bleed holes
• Split main-well bleed circuit allows fine tuning of fuel curve
INTAKE TEMPLATE TO BE DETERMINED
Wet Side
6 5 4
• All models utilize an intermediate fuel circuit
• All secondary side blocks include jet extenders
• Horizontal baffle to help control REFERENCE fuel sloshDRAWINGS
NUMBER
To find out more , visit www . edelbrock . com / vrs-4150-carburetors
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