Supertech Performance SEAT-H/N240 Nissan 240/ KA24DET/ SR20DET Inner Spring seat locator

Supertech Performance SEAT-H/N240 Nissan 240/ KA24DET/ SR20DET Inner Spring seat locator

Supertech Valve Spring Seats are basically washers or shims that are required to allow proper seating of the valve springs. Without valve spring seats, the valve springs will not function well under coil bind conditions. Valve spring seats will keep the valve spring rate consistent and balanced.