Order Status & Returns
Gift Cards
Help Center
1-800-345-4545
Vehicle Info NeededHOLLEYPART NUMBER: 510-34-550
34-550 Dual Feed Fuel Line For 4500 5/8" -18 Inverted Flare Fittings
$6865
1 left in stock
Ships on Sep 14, 2026
Lowest Price GuaranteeChrome Dual Feed Fuel Lines and Kits
- Dual Feed Fuel Line For 4500
- 5/8''-18 Inverted Flare Fittings
- 11-1/2" Center to Center
- For Use On Any 4500 Dominator®
- Fuel Line
Part TypeFuel Line
BrandHOLLEY
Package Height0.6
Package Width9.0
Package Length15.5
Weight0.55 PG
Part CategoryPerformance Parts
Fitting MaterialSteel
PositionN/A
Size0.625 in (15.9 mm)
Fuel Pressure Gauge IncludedNo
Outlet QuantityTwo
QuantitySold as a kit
Fuel Line FinishChrome
Inlet AttachmentFemale Threads
Fitting FinishChrome
AdjustableNo
Maximum Center To Center Distance11.25 in (285.75 mm)
Fuel Line MaterialSteel
Gauge PortNo
Outlet AttachmentMale Threads
Minimum Center To Center Distance11.25 in (285.75 mm)
Fuel Line TypeHard tube
Inlet QuantityOne
Part FitmentUniversal
Fuel Line Inlet Size (In.)5/8-18 inverted flare
Fuel Filter IncludedNo
Vendor Part Number34-550
Package Qty1
Package TypeEA
No Questions
No Reviews
Items You Need
![Compact Billet Aluminum In-Line Fuel Filter, 2 5/16 in. Long [5/8 in.-18 Inverted Flare Male to -6 AN Male, Polished]](https://www.jegs.com/images/mini_200/500/555/555-15068.jpg)
JEGS
Compact Billet Aluminum In-Line Fuel Filter, 2 5/16 in. Long [5/8 in.-18 Inverted Flare Male to -6 AN Male, Polished]
Part Number : 555-15068
$3899$42.99
You Save$4.00
![Fuel Pressure Gauge 1 1/2 in. Diameter [Liquid Filled]](https://www.jegs.com/images/mini_200/500/555/555-41010.jpg)
JEGS
Fuel Pressure Gauge 1 1/2 in. Diameter [Liquid Filled]
Part Number : 555-41010
$2199$24.99
You Save$3.00
![Fuel Pressure Gauge 1 1/2 in. Diameter [Liquid Filled]](https://www.jegs.com/images/mini_200/500/555/555-41030.jpg)
JEGS
Fuel Pressure Gauge 1 1/2 in. Diameter [Liquid Filled]
Part Number : 555-41030
$1999$21.99
You Save$2.00
![Fuel Pressure Gauge 1 1/2 in. Diameter [Liquid Filled]](https://www.jegs.com/images/mini_200/500/555/555-41020.jpg)
JEGS
Fuel Pressure Gauge 1 1/2 in. Diameter [Liquid Filled]
Part Number : 555-41020
$1999$21.99
You Save$2.00
![Fuel Pressure Gauge 1 1/2 in. Diameter [Liquid Filled] White Face Dial](https://www.jegs.com/images/mini_200/500/555/555-41040.jpg)
JEGS
Fuel Pressure Gauge 1 1/2 in. Diameter [Liquid Filled] White Face Dial
Part Number : 555-41040
$2199$24.99
You Save$3.00
JEGS
Part Number : 555-15068
$3899$42.99
You Save$4.00
JEGS
Part Number : 555-41010
$2199$24.99
You Save$3.00
JEGS
Part Number : 555-41030
$1999$21.99
You Save$2.00
JEGS
Part Number : 555-41020
$1999$21.99
You Save$2.00
Some parts are not legal for use in California or other states with similar laws / regulations
