Supertech Dual or Single Valve Spring and Titanium Retainer Package for the 4AGE 16v
Supertech Performance Dual or Single Valve Springs for the 4AGE-16v
SPR-TC25D — Supertech Dual Valve Springs — 73 lb Seat Pressure Kit
Outer Spring — 25.00mm OD — 18.00mm ID
Inner Spring — 18.00mm OD — 13.00mm ID
73 lbs seat pressure — 73 lbs @ 35.40mm
14.40mm Max Net Lift
21.00mm Coil Bind
12.60 lbs/mm Rate
Toyota 4AGE-16v, Corolla Engines. Complete set of 16 Dual Valve Springs, 16 Titanium Retainer’s, Seat’s, and Oil Seals
This Package Includes: Supertech Performance Single Valve Springs # SPR-TC25D, Supertech Retainer part # RET-2500/T1, Seat part # SS-3012, and Oil Seal part # VS-T6SM
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.
We have a couple of different spring rates for both All Motor and Turbo applications. Supertech Performance Dual Valve springs have proven themselves in a variety of applications to support over 800 horsepower and 10,500+ rpm.
All Dual valve spring and Titanium Retainer kits include a complete set of Inner and Outer valve springs for your specific applications. Be sure to check out our Valve spring retainer and valve packages and save!