The Engine Tech BB303J-020 Rod Bearings are specifically designed for 58-78 Chrysler 5.9/6.3/6.6/7.0/7.2L engines. Made in the United States by Enginetech, these bearings come in a pack of 8 and are manufactured to meet or exceed OE standards. With interchange part numbers such as 8B527P and CB527P8, these high-quality bearings are essential for ensuring proper engine performance and longevity. Additionally, it is important to note that this product may contain chemicals known to cause cancer and birth defects, so proper handling and installation are crucial. What you see in the pictures is what you get. Any questions feel free to ask.