his listing is for 18 NOS valve spring retainers, Ford part number C0DE-6518-A1, also cataloged as CODE-6518-A1. These are hardened steel locks used to secure valve springs in early Ford engines. The original box is marked “1 pkg of 24 pcs,” but only 18 pieces are included.

Part Number Logic:

• C0 = 1960 model year

• D = Ford Division

• E = Engine group

• 6518 = Base number for valve spring retainers

• A1 = Revision code

Fitment Notes:

• Commonly used in Ford V8 and select 6-cylinder engines from the early 1960s

• Ideal for engine rebuilds, head work, or concours restorations

• Always verify compatibility with your head casting and spring specs

Condition Disclosure: These retainers are NOS and have never been installed. Minor shelf wear may be present. Original box included for reference, but listing is for 18 pieces only.

Shipping & Returns:

• Ships via USPS Ground Advantage or Priority Mail

• 30-day returns accepted (buyer pays return shipping unless item is defective)

Keywords for Search: Ford Valve Spring Retainer, C0DE6518A1, CODE6518A1, NOS Valve Locks, OEM Ford Engine Parts, Vintage Ford Valvetrain, 1960s Ford V8