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  1. Home
  2. Carburetor Parts
  3. by Part Type
  4. Carburetor Power Valves & Power Jets

Carburetor Power Valves and Power Jets

Discover our extensive range of power valves and power jets, essential components for any carburetor that requires them. Designed to enhance performance and fuel delivery, our power valves and power jets are the perfect solution for optimizing your carburetor's functionality.

The carburetor power valve plays a crucial role in providing additional fuel when your engine surpasses cruise speed. It operates through a diaphragm that responds to vacuum pressure, ensuring the precise supply of extra fuel needed for high-performance demands. This intelligent mechanism ensures that your engine receives the optimal fuel-to-air ratio, resulting in improved power output and responsiveness.

At our store, we offer power valves and power jets for a wide range of carburetors, ensuring compatibility with various vehicle models and engine types. Our high-quality components are manufactured to the highest standards, providing reliable and consistent performance for your carburetor system.

Products [51]

1 2 Next Page View All
Item In Cart Motorcraft & Holley 2 Stage Power Valve 70-1000
Motorcraft & Holley 2 Stage Power Valve 70-1000
In Stock
Holley & Motorcraft
Part Number 70-1000
(8)
$24.95
Select Options
Item In Cart Rochester B, BC, 1 Barrel Carburetor Power Valve Plug 54-12
Rochester B, BC, 1 Barrel Carburetor Power Valve Plug 54-12
In Stock
Rochester 1 Barrel Power Valve Plug
Part Number 54-12
(8)
$7.95
Add To Cart
Item In Cart Holley Carburetor Power Valve Assembly 54-14
Holley Carburetor Power Valve Assembly 54-14
In Stock
Holley carburetor power valve assembly. 1940 1909 1904 1920 1931 4360 5200
Part Number 54-14
(4)
$10.95
Add To Cart
Item In Cart Rochester 2 Jet, 4 Jet Carburetor Power Valve
Rochester 2 Jet, 4 Jet Carburetor Power Valve
In Stock
Rochester Power Valve, 2 Jet & some 4 Jets. Compare size.
Part Number 56-2B
(51)
$14.95
Add To Cart
Item In Cart Autolite 4300 4 Barrel Power Valve 56-3
Autolite 4300 4 Barrel Power Valve 56-3
In Stock
4300 Power Valve. Brass, US made.
Part Number 56-3
(5)
$19.95
Add To Cart
Item In Cart Rochester 2G 2GC 2GV Power Valve 56-40
Rochester 2G 2GC 2GV Power Valve 56-40
In Stock
Rochester 2G, 2GV, 2GC, 2 barrel power valve. This fits later 2G carburetors. Please notice the cone shaped head. Your old power valve should match. Length: 11/16" not counting the stem that is sticking out. 3/8" thread (.375")
Part Number 56-40
(3)
$11.95
Add To Cart
Item In Cart Rochester 2G 2GC 2GE 2GV Power Valve - 56-41B
Rochester 2G 2GC 2GE 2GV Power Valve - 56-41B
In Stock
The body is 3/4" long x 3/8". There are a couple of these for the 2 jet carburetor. This fits the later model 2G carburetors.
Part Number 56-41B
(8)
$14.95
Add To Cart
Item In Cart Autolite Holley Power Valve 1 Stage 70-100B
Autolite Holley Power Valve 1 Stage 70-100B
In Stock
Part Number 70-100B
(17)
$12.95
Select Options
Item In Cart Holley & Motorcraft Carburetor Power Valve 2.5Hg
Holley & Motorcraft Carburetor Power Valve 2.5Hg
In Stock
Part Number 70-125
$12.95
Add To Cart
Item In Cart Holley & Motorcraft Carburetor Power Valve 3.5Hg
Holley & Motorcraft Carburetor Power Valve 3.5Hg
In Stock
Part Number 70-135
$12.95
Add To Cart
Item In Cart Holley & Motorcraft Carburetor Power Valve 4.5Hg
Holley & Motorcraft Carburetor Power Valve 4.5Hg
In Stock
Part Number 70-145
$12.95
Add To Cart
Item In Cart Holley & Motorcraft Carburetor Power Valve 5.5Hg
Holley & Motorcraft Carburetor Power Valve 5.5Hg
In Stock
Part Number 70-155
(1)
$12.95
Add To Cart
Item In Cart Holley & Motorcraft Carburetor Power Valve 6.5Hg
Holley & Motorcraft Carburetor Power Valve 6.5Hg
In Stock
Part Number 70-165
(1)
$12.95
Add To Cart
Item In Cart Holley & Motorcraft Carburetor Power Valve 7.5Hg
Holley & Motorcraft Carburetor Power Valve 7.5Hg
In Stock
Part Number 70-175
(2)
$12.95
Add To Cart
Item In Cart Holley & Motorcraft Carburetor Power Valve 9.5Hg
Holley & Motorcraft Carburetor Power Valve 9.5Hg
In Stock
Part Number 70-195
$12.95
Add To Cart
Item In Cart Motorcraft 2100 & 4100 Power Valve - 70-23
Motorcraft 2100 & 4100 Power Valve - 70-23
In Stock
2100 & 4100 Power Valve, 7.5 HG
Part Number 70-23
(15)
$12.95
Add To Cart
Item In Cart Motorcraft & Holley 2 Stage Power Valve 70-25 (10hg, 4hg)
Motorcraft & Holley 2 Stage Power Valve 70-25 (10hg, 4hg)
In Stock
1st stage 10Hg, 2nd stage 4Hg
Part Number 70-25
(1)
$24.95
Add To Cart
Item In Cart Motorcraft & Holley 2 Stage Power Valve 70-27 (11hg, 6hg)
Motorcraft & Holley 2 Stage Power Valve 70-27 (11hg, 6hg)
In Stock
1st stage 11Hg, 2nd stage 6Hg
Part Number 70-27
$24.95
Add To Cart
Item In Cart Motorcraft & Holley 2 Stage Power Valve 70-55 (10hg, 6hg)
Motorcraft & Holley 2 Stage Power Valve 70-55 (10hg, 6hg)
In Stock
1st stage 10Hg, 2nd stage 6Hg
Part Number 70-55
$24.95
Add To Cart
Item In Cart Motorcraft & Holley 2 Stage Power Valve 70-56 (9.5hg, 2.5hg)
Motorcraft & Holley 2 Stage Power Valve 70-56 (9.5hg, 2.5hg)
In Stock
1st stage 9.5Hg, 2nd stage 2.5Hg
Part Number 70-56
$24.95
Add To Cart
Item In Cart Holley & Motorcraft Carburetor Power Valve 8.5Hg
Holley & Motorcraft Carburetor Power Valve 8.5Hg
In Stock
8.5 HG
Part Number 70-185
(1)
$12.95
Add To Cart
Item In Cart Motorcraft & Holley 2 Stage Power Valve 70-29 (8hg, 1.5hg)
Motorcraft & Holley 2 Stage Power Valve 70-29 (8hg, 1.5hg)
In Stock
1st stage 8Hg, 2nd stage 1.5Hg
Part Number 70-29
$24.95
Add To Cart
Item In Cart Holley 2140 4000 Diaphragm Gas Enrichment Valve - 70-45
Holley 2140 4000 Diaphragm Gas Enrichment Valve - 70-45
In Stock
Part Number 70-45
(2)
$12.95
Add To Cart
Item In Cart Rochester 2 Jet 4 Jet Power Piston Assembly - 85-800
Rochester 2 Jet 4 Jet Power Piston Assembly - 85-800
In Stock
1955-73 Buick, Chevy, Pontiac, Olds
Part Number 85-800
(11)
$19.95
Add To Cart
Item In Cart Motorcraft & Holley 2 Stage Power Valve 70-59 (7hg, 2hg)
Motorcraft & Holley 2 Stage Power Valve 70-59 (7hg, 2hg)
In Stock
1st stage 7Hg, 2nd stage 2Hg
Part Number 70-59
$24.95
Add To Cart
Item In Cart Motorcraft & Holley 2 Stage Power Valve 70-54 (9hg, 4.5hg)
Motorcraft & Holley 2 Stage Power Valve 70-54 (9hg, 4.5hg)
In Stock
1st stage 9Hg, 2nd stage 4.5Hg
Part Number 70-54
$24.95
Add To Cart
Item In Cart Motorcraft & Holley 2 Stage Power Valve 70-53 (9hg, 3.5hg)
Motorcraft & Holley 2 Stage Power Valve 70-53 (9hg, 3.5hg)
In Stock
1st stage 9Hg, 2nd stage 3.5Hg
Part Number 70-53
$24.95
Add To Cart
Item In Cart Motorcraft & Holley 2 Stage Power Valve 70-52 (9hg, 5hg)
Motorcraft & Holley 2 Stage Power Valve 70-52 (9hg, 5hg)
In Stock
1st stage 9Hg, 2nd stage 5Hg
Part Number 70-52
$19.95
Add To Cart
1 2 Next Page View All
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