Skunk2 Racing Alpha Series Valve Spring Retainer Set (308-05-1410) 2508 final finish is matte black

final finish is matte black enamel

Opens at temps below 190 deg

ONLY for use with the Berk Technology header back single exhaust

Includes custom water-methanol throttle body spacer plate designed for direct fitment

durable components for long

Skunk2 Racing Alpha Series Valve Spring Retainer Set (308-05-1410) 2508 final finish is matte blackTitainium w 7deg. Lock Seat Must Use Skunk2 P N: 312 05 0010 (Locks) on 05+K Series. Skunk2's industry leading Alpha Titanium Retainers are designed to significantly reduce valvetrain mass, resulting in more horsepower and improved valvetrain stability. Similar to Skunk2's already popular Pro Series Titanium Retainers, Alpha Titanium Retainers feature radius cut edges for additional rocker arm clearance and reduced weight, strategically positioned