Master Cylinder Fitting Bolt;
Omix proudly offers replacement brake components for your Willys/Jeep that meet or exceed OE standards for quality so maintaining optimum braking performance has never been so easy! This replacement brake master cylinder fitting bolt fits 41-45 MB, 41-45 GPW, 45-49 CJ2A, 48-53 CJ3A, 53-67 CJ3B, 50-52 M38, 52-71 M38A1, 55-66 CJ5, 55-66 CJ6, 48-51 Jeepster models. The bolt is 1.25 inch in length and has ½ inch by 20 male threads and 3/8 inch by24 female threads with a 3/4 inch hex head. Replaces OE part number 637605
  • Bolt Only
  • OE Style
  • Direct Fit
  • Limited 5 Year Warranty

Application Summary:

Year Make/Model
1959-1960 Jeep CJ3
1959-1960 Jeep CJ5
1966 Jeep CJ5
1949-1958 Jeep Willys
1941-1942 Willys MB

Additional Information:

Fast Efficient Shipping

Through our distribution network Deliveries can be as fast as Next Day Delivery.
Delivery times vary by destination, tracking information is provided with every purchase.

Get it Installed

JB's Power Centre offers on-site professional installation services in Calgary and Edmonton, AB.
We have on staff licensed Mechanical Technicians as well as MECP Certified 12-Volt Technicians.

* Extend your products Manufacturer Warranty

All products include a manufacturer warranty, but you can extend this warranty with
JB's Purchase Protection Plan
*Available on select products.