Mahle Rings Performance Napier Steel 2nd Ring 4.320in x 1.0MM .136in RW Plain Ring Set - 3021236

Upgrade your engine’s sealing with Mahle Rings Performance Napier Steel 2nd Ring 4.320in x 1.0MM .136in RW Plain Ring Set for improved compression.

• Precision fit for 4.320in bore engines ensures reliable sealing
• Napier steel construction resists wear and heat for durability
• 1.0MM thickness balances oil control and ring seating
• Compatible with performance rebuilds, part #3021236 included
• Easy installation with plain ring design reduces engine downtime

Enhance your engine’s performance today.