Engine Pro Performance O.D. Valve Spring Cups 03-2001-16

Engine Pro Performance O.D. Valve Spring Cups 03-2001-16 Specifications

Applies to:

• N/A

Description:

Our O.D. spring cups are manufactured from 4140 steel case hardened to a minimum of .010" ensuring proper spring location and long life even under extreme spring pressure conditions in today's high performance engines.

• Heat Treated
• CNC Machined
• Black Oxide Coated