Zero leakage issues with mine or Matts and NEVER have I used a torque wrench to tighten it. We both use 90 degree adaptors and Superformance Gaskets.

1970 Duster
Edelbrock headed 408
5.984@112.52
422 Indy headed small block
5.982@112.56 mph
9.42@138.27

Livin and lovin life one day at a time