COMP Cams metal-body Viton valve seal (3/8" x .530") provides reliable sealing and added clearance for high-demand valve trains. The 515 seal measures .675" OD and is specified for 3/8" valve stems with .530" guide bores, making it suitable when Viton sealing and room for larger spring components are required.
COMP Cams Valve Seals Metal Body Viton 3