Supertech Performance Valve Spring and Titanium Retainer Kit for VW & Audi 1.8T Engines

Supertech Performance Valve Spring and Titanium Retainer Kit for VW & Audi 1.8T Engines Single Spring Intake: SPR-A2095 - Press.Seat: 60 @36.60 intake - Max Lift: 13.60 - Coil Bind: 23.00 - Rate: 6.70 (lbs/mm) - Retainer: RET-AU5VI/T2 Intake (12) Dual Spring Exhaust: SPR-H1002D-AU - Press.Seat: 80 @ 33.20 Exhaust - Max Lift: 13.70 - Coil Bind: 19.50 - Rate: 10.00 (lbs/mm) - Retainer: RET-AU5VE/T1 Exhaust (8) - Seat Locator : SEAT-H1000 Exhaust only (8) Will Fit VW & Audi 1.8T Engines. Complete set of 8 Dual Valve Springs, 12 Single Valve Springs, 20 Titanium Retainer's, and Seat's This Package Includes, Supertech Valve Springs: SPR-A2095 & SPR-H1002D-AU, Supertech Retainers: RET-AU5VI/T2 & RET-AU5VE/T1 Supertech Performance Dual Valve Springs are made with premium Super Clean Chrome Silicon Vanadium Steel alloy for higher performance and durability at high rpms and better memory. Computer designed to ensure that wire stress levels do not overpass the limits of stress defined in the diagrams of fatigue for long durability under extreme conditions. Computer software also allows us to make sure that the harmonics are well under control. Titanium Retainers are manufactured with high quality military certified Titanium alloy, CNC machined for tight that will ensure long term durability.