Motorad (Formally Stant) MTZ-3121 Radiator Cap Tester Adapter
Stant Equivalent Part Number: 12021. Works with MT-300 pressure tester. Experienced Support Team. Number of Seals 0. Subject to the following conditions Mario Andretti. 2010-2019 Kia Soul 2.0. 1988-2021 Honda Civic 1.5.