Crower 68935-16 Features:

Crower spring seat cups, part number 68935-16, 16-piece set 1.410 in. OD, 1.285 in. ID, .565 in. center hole Helps keep valve springs from wandering during engine operation Protects aluminum cylinder heads from galling under heavy spring pressures

Spring Seat Cups 1.410 Od 1.285 Id .565 Hole Features:

• 16-piece valve spring seat cup set for complete valvetrain service and consistent spring location during operation
• 1.410 in. OD, 1.285 in. ID, .565 in. center hole for precise spring seating, alignment, and repeatable fitment
• Helps prevent valve spring wandering under load for improved valvetrain stability and more controlled spring movement
• Protects aluminum cylinder heads from galling caused by heavy spring pressures during demanding performance engine use
• May reduce seat cutting and shimming in some applications for faster setup, simplified assembly, and cleaner installation