RA Power Solutions offer cold metal locking and stitching services. We fix cracked or broken engine blocks and cast components without welding or heat damage. For more information about metal locking and stitching, please email us at [email protected], or [email protected], or call us at +91 9582647131 or +91 9810012383 https://www.connectingrodrepair.com/blog/metal-locking-of-engine-block-by-experienced-technicians/