Ferrea Dual Valve Spring Kit for 4G63 Evo 4-9 (KT4013) Titan Manley Race Master Valves:

Manley Race Master Valves:

ARP 207-5401 main studs for 4G63 Evo 1/2/3/4/5/6/7/8/9

Part Numbers: Diagram: MR398288

Engineered with the world’s most accurate and durable bourdon tube meter movement

Ferrea Dual Valve Spring Kit for 4G63 Evo 4-9 (KT4013) Titan Manley Race Master Valves:Ferrea dual valve spring kit for the Evo 4 5 6 7 8 9 includes a full set of 16 dual springs, titanium retainers, seat locators and valve locks. Vehicle Fitment: 1996 2006 Evolution IV V VI VII VIII IX Includes: (16) Dual Springs (S10084) (16) Titanium Retainers (E11052) (16) Seat Locators (SL1041) (16) Valve Locks (32 pieces) (K10035) More Info: Ferrea valve springs are heat treated and stress relieved, which dramatically increases the spring's life.