Koyorad Type B BLUE Label Radiator Cap - Shallow Plunger temp sensor Perfect for the every day

Perfect for the every day with any outfit

3L  2 Turbo 1990 Mazda RX-7 1

The Street Series AOS protects from both oil entrainment in the intake flow and oil dilution in the engine’s lubrication system far better than the OEM PCV system alone

or Ethanol

Rod / Main Bearings -ACL or King Race bearings

Koyorad Type B BLUE Label Radiator Cap - Shallow Plunger temp sensor Perfect for the every dayExtract every ounce of cooling efficiency from Koyorad. All Aluminum Performance Radiators with a genuine Koyorad Hyper Cap! This Koyorad Hyper Cap withstands an increased valve pressure rating of 1. 3kgf cm2 (1. 3 bar) (18. 9 psi) (130 kPa) Increases the boiling point of water and relieves high performance engines of excessive heat. This design is made specifically for the BRZ, FRS and GT86 factory radiator fill neck.