Time to get some work done. This is my technique for break-in and has served me well for several years. The synthetics are slick and will not allow for a good seal...
-Installed oil breather
1. Dump oil
2. Filled with Penzoil
3. Drive it for 500 miles and keep it under 5000 RPM.
4. Changed oil - Mobil 1
ADM Performance Built: AGP Twin Turbo, LS9 Cam, NPP, 675 RWHP
Vini, Vidi, Nates, Calce Concidi!