Upgrade your vehicle's braking system with the Dorman M4360 Brake Master Cylinder, designed to provide reliable and efficient performance. This master cylinder is crafted from durable cast iron material, ensuring a long-lasting service life. It features a single port for a straightforward installation process and comes with both the master cylinder cap and pushrod for complete kit convenience. With a bore diameter of 1 inch, the Dorman M4360 is a precise fit for the specified applications, including compatibility with OE/OEM part numbers 18008618, 136515H1, and 188891R91. The product is manufactured in Taiwan and boasts a rust preventative finish, maintaining aesthetics and functionality. Note the warning that this product may contain chemicals known to the State of California to cause cancer and reproductive harm. Exact item is shown. New open box with partial original packaging. For Hudson 1947-46, 1942-41, International 1966-63, 1961-58. Includes rod and caps shown. 1 inch bore. Single outlet with 1/2-20 thread. No returns on installed items or partial kits. Item weight 4.1 lbs. Made in Taiwan. This item is a new, opened customer return. It has been inspected and passed quality control to insure the condition described and contents are accurate. Please review actual photos as stock photos are not the actual item, our photos are. You will ONLY receive exactly what is shown in photos, regardless of what might have originally been included. Please review our business policies in our store for information regarding returns, shipping and warranties.