CLASS RACER FORUM - View Single Post - Omg!!!! If have a motor vehicle in california please read

Bill Bogues · 01-10-2019, 08:58 PM

Back when nhra was on the muffler kick they had a setup at the dallas nats. They checked the dba of you car at 50 feet. Our 69 350/255 checked out at 88 dba at 3000rpm. Bobby Brannon,s 427/425 checked out at 93 dba. After that they dropped all talk about mufflers on stock/ superstock cars.

01-10-2019, 08:58 PM	#13
Bill Bogues Member Join Date: Apr 2005 Location: Bethany La. Posts: 318 Likes: 83 Liked 169 Times in 52 Posts	Re: Omg!!!! If have a motor vehicle in california please rea Back when nhra was on the muffler kick they had a setup at the dallas nats. They checked the dba of you car at 50 feet. Our 69 350/255 checked out at 88 dba at 3000rpm. Bobby Brannon,s 427/425 checked out at 93 dba. After that they dropped all talk about mufflers on stock/ superstock cars. __________________ Bill Bogues 4696 STK