Holley Fuel Transfer Tube ORing - For Old Style Transfer Tubes (2 Pack) 500020160 Add CK or MK to

Add CK or MK to the beginning of this part number for a CK or MK Kit with appropriately matched valvetrain parts

In addition to complete EFI systems

It can be used in quick change style rear ends and drag race applications

Put our friction materials to work for you

Holley Fuel Transfer Tube ORing - For Old Style Transfer Tubes (2 Pack) 500020160 Add CK or MK toFuel Transfer Tube O ring For Old Style Transfer Tubes. 2 Per Package Features: Transfer Tube Seal Replacement Viton Seal Works on old style transfer tubes 2 pkg. Holley has been the undisputed leader in fuel systems for over 100 years. Holley carburetors powered every NASCAR Cup team and nearly every NHRA Pro Stock champion for four decades. Now, Holley EFI products power these cars and are dominating the performance world. Holley products for GM's