Check the item description to confirm this fits your vehicle

Picture 1 of 1

Stock photo

Holley Carburetor Demon parts .110 Needle and Seat - Picture 1 of 1

Carburetor Needle and Seat Holley 6-504

4.615 product ratings

ALLSTATE CARBURETOR (22387)
99.6% positive feedback

Price:

US $7.85

ApproximatelyC $10.85

+ US $10.87 shipping

Estimated delivery Fri, Aug 9 - Fri, Aug 16

Returns:

30 days return. Buyer pays for return shipping.

Condition:

New

All listings for this product

item 1 Holley Carburetor Demon parts .110 Needle and Seat
C $10.85
+C $15.02 shipping
item 2 Genuine Holley QFT AED CCS 6-504 - .110 Holley Needle and Seat Assemblies
C $27.48
item 3 Carburetor Needle and Seat Holley 6-504
C $51.95
Free shipping
item 4 2- HOLLEY # 6-504 .110" HIGH FLOW NEEDLE & SEATS, AED BG DEMON QFT
C $24.80
+C $27.53 shipping
item 5 2- HOLLEY .110" NEEDLE & SEATS WITH NYLON GASKETS, # 6-504
C $26.19
+C $27.57 shipping
item 6 Holley 6-504 Carburetor Inlet Needle Viton and Seat .110" EACH
C $35.68
+C $19.21 shipping
item 7 Holley Carburetor Needle and Seat 6-504; Adjustable .110 in. Viton, Each
C $39.96

See all 51

About this product

Product Identifiers

Brand
Holley
Manufacturer Part Number
6-504
eBay Product ID (ePID)
227864900

Product Key Features

California Prop 65 Warning
Cancer and Reproductive Harm

Additional Product Features

Notes
Description--Carburetor Needle and Seat
Part Type
Carburetion
Sub Type
Carburetor Needle and Seat

4.6

4.6 out of 5 stars based on 15 product ratings

15 product ratings

12 users rated this 5 out of 5 stars
2 users rated this 4 out of 5 stars
0 users rated this 3 out of 5 stars
0 users rated this 2 out of 5 stars
1 users rated this 1 out of 5 stars

Would recommend

Good value

Good quality

Most relevant reviews

See all 12 reviews

5 out of 5 stars
by torinto1968May 04, 2023
Reasonably price
A drop in replacement for a Holley style carburetor ask me in a year or so if the ethanol deteriorates the o ring like did to the original needle seat
Verified purchase: Yes | Condition: New
5 out of 5 stars
by falconboy2011Jul 13, 2021
Needle seat
Great place to buy parts
Verified purchase: Yes | Condition: New
5 out of 5 stars
by gtowillie2hfpMay 21, 2020
Holley Needle and seats
The needles and seats performed as expected/required. I was and am happy with this product!
Verified purchase: Yes | Condition: New
1 out of 5 stars
by carhern-48237Oct 20, 2023
Needle and seat
The needle and seat would not screw in properly like the original leaving the nut higher to point it would not seal properly 👎
Verified purchase: Yes | Condition: New
5 out of 5 stars
by brucew6581Sep 22, 2020
they work
good product
Verified purchase: Yes | Condition: New

Best Selling in Carburetor Parts

Current slide {CURRENT_SLIDE} of {TOTAL_SLIDES}- Best Selling in Carburetor Parts

Carburetor Metering Jet Holley 36-181
5.0 out of 5 stars based on 23 product ratings
C $122.93 New
C $96.72 Used
Carburetor Accelerator Pump Diaphragm Holley 135-10
4.7 out of 5 stars based on 32 product ratings
C $17.95 New
---- Used
Carburetor Repair Kit Holley 37-119
4.7 out of 5 stars based on 40 product ratings
C $55.20 New
---- Used
Carburetor Accelerator Pump Diaphragm Holley 20-13
4.6 out of 5 stars based on 11 product ratings
C $9.66 New
---- Used
Throttle Lever-4BBL Edelbrock 1481
4.9 out of 5 stars based on 22 product ratings
C $24.80 New
---- Used
Carburetor Power Valve Holley 125-65
4.8 out of 5 stars based on 12 product ratings
C $16.57 New
---- Used
Carburetor Accelerator Linkage Kit Holley 20-95
4.7 out of 5 stars based on 35 product ratings
C $44.21 New
---- Used

Shop by category

Picture 1 of 1

Carburetor Needle and Seat Holley 6-504

All listings for this product

item 1 Holley Carburetor Demon parts .110 Needle and Seat

item 2 Genuine Holley QFT AED CCS 6-504 - .110 Holley Needle and Seat Assemblies

item 3 Carburetor Needle and Seat Holley 6-504

item 4 2- HOLLEY # 6-504 .110" HIGH FLOW NEEDLE & SEATS, AED BG DEMON QFT

item 5 2- HOLLEY .110" NEEDLE & SEATS WITH NYLON GASKETS, # 6-504

item 6 Holley 6-504 Carburetor Inlet Needle Viton and Seat .110" EACH

item 7 Holley Carburetor Needle and Seat 6-504; Adjustable .110 in. Viton, Each

About this product

Product Identifiers

Product Key Features

Additional Product Features

Ratings and Reviews

Most relevant reviews

Reasonably price

Needle seat

Holley Needle and seats

Needle and seat

they work

Best Selling in Carburetor Parts

Carburetor Metering Jet Holley 36-181

Carburetor Accelerator Pump Diaphragm Holley 135-10

Carburetor Repair Kit Holley 37-119

Carburetor Accelerator Pump Diaphragm Holley 20-13

Throttle Lever-4BBL Edelbrock 1481

Carburetor Power Valve Holley 125-65

Carburetor Accelerator Linkage Kit Holley 20-95

You may also like

Holley Carburetors for 750

Holley Carburetors for 600

Holley Carburetors for 850

Holley Car and Truck Carburetors

Holley Carburetors for Pumper

Holley Electric Car & Truck Carburetors