Leak Down Test On My New 418 Need Help?

Leak Down Test On My New 418 Need Help?

I pulled one out with about 100000 miles on it /keep leaking oil pushing the dipstick out when pulling the intake I found the intake gasket around the intake to head center exhaust port crossover blew out dumping the exhaust backpressure into the crankcase so I put a timing chain in it and drove it for another 100,000miles