You guys that don't like the LD340 must not have ever played with one on a flow bench. He doesn't say the heads are ported so trust me the intake isn't the issue.

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