Пружины и титановые тарелки клапанов CROWER 84168 Kit for Toyota Supra.

These Crower camshaft accessory kits offer you an easy, cost-saving method of ensuring that your cam is matched with the correct components. The springs will help engines by releasing some of the horsepower that the stock components are holding back. They're heat-treated and can be installed in most cylinder heads with no machining. The kits include valve springs and retainers. Depending on your application these kits may also include locks, matching lifters, pushrods, and valve stem seals

http://www.crower.com/