12a solid dowel pin this pressure tester is crucial

this pressure tester is crucial for ensuring your engine's cooling system is in top condition

Durable Metal Construction: Withstands high temperatures and pressure

Designed for the 1986-1992 Mazda RX-7 with a 13B Turbo engine

1 slip on ring piece (to install bearing with a perfect stop) and 1 solid 1 inch threaded handle with a firm grip

Perfect for measuring end play

12a solid dowel pin this pressure tester is crucialSRRP Solid dowel pins, are made exactly the way "PINEAPPLE RACING DOWELS WERE MADE". Using the same super strong proprietary material. That has been meticulously machined to pineapple racing specifications and diameters. These solid dowel pins help distribute the load evenly across the motor. Keeping the center line true to increase bearing life. Helps prevent against "ping" and cracking your front rear or under plate load. This modification requires