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Holley 6-521

Needle and Seat Seat size .150"

Holley 6-521

510-6-521

made in usa
jegs shipping
Ships 12/05/16 if Ordered Today
$27.25
$24.53
ON SALE - $2.72 OFF
Holley 6-521 Needle and Seat Seat size .150" $24.53
Needle and Seat
  • Seat size .150"
  • Adjustable
  • Titanium

  • Holley 6-521 Details

    Titanium-High Flow Needle and Seat

  • Operation Is Simple
  • Titanium Inlet Needle
  • Very Responsive/Flow Rate Changes
  • Excellent Sealing Capabilities

  • Specifications:

    Adjustable
    Yes
    Fuel Bowl Float Style
    Center hung
    Needle Material
    Titanium
    Quantity
    Sold individually
    Seat Size (in.)
    0.15
    Spring-Loaded
    No
    Manufacturer's Part Number:
    6-521

    These Genuine Holley Needles, Seats and Components are designed to replace worn, damaged or lost items to keep your carburetor operating perfectly!

    Alcohol
    Steel-tipped seat is required for use with alcohol or other fuels corrosive to rubber. All are adjustable and sold 2/pkg.

    Gasoline/Marine
    Viton-tipped needle resists dirt and conforms well to the seat for superior sealing. Most are adjustable and sold 1/pkg or 10/pkg (Gasoline only).

    Titanium
    The lightweight, high strength titanium needle design is very responsive to changes in flow rate and has excellent sealing capabilities. The .150'' seat is capable of high flow rates. Adjustable, Sold 1/pkg.

    Needle and Seat Hardware Kit/Gaskets
    The hardware kit is for use with Holley externally adjustable needle seat assemblies. The Needle and Seat Gaskets are the same adjusting nut gasket and locking screw gasket included in the hardware kit but sold 10/pkg for the carburetor builder or track side spares.

    6-521 - Holley Needles, Seats and Components is rated 1.0 out of 5 by 1.
    • 2016-12-02T08:40CST
    • bvseo_cps, prod_bvrr, vn_cps_3.4.0
    • cp_1, bvpage1
    • co_hasreviews, tv_0, tr_1
    • loc_en_US, sid_10001_10001_27448, PRD, sort_relevancy
    • clientName_jegs
    Rated 1 out of 5 by from Couldn't use it! ...For some reason this needle and seat was a little shorter than the other needles and seats, therefore I couldn't lower the float level to the proper level.
    Date published: 2015-11-13
    • 2016-12-02T08:40CST
    • bvseo_cps, prod_bvrr, vn_cps_3.4.0
    • cp_1, bvpage1
    • co_hasreviews, tv_0, tr_1
    • loc_en_US, sid_10001_10001_27448, PRD, sort_relevancy
    • clientName_jegs
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