Dynomax Ultraflow mufflers..

I love the Dynomax Ultra-flo's on my car. :thumbup:

1968 340, .060" over, KB 243 hyper pistons, 2.02/1.60" ported 308 heads with 65cc chambers flowing 264cfm @ .500",~9.8:1, Lunati 60404 cam duration 276/ 284, Lift .513/ .533. Eddy air gap with holley 750 ultra dp, Doug's headers, Summit 2.5" dual exhaust with Dynomax welded Ultra-flo's.

[ame]https://youtu.be/62bjHlxzsoA[/ame]