Recent content by 70GS455

They have an open area which acts as a vacuum break

Competition Series. They are different

For testing purposes I have a piece of monster duct tape covering that hole

Good eye. I eventually want to keep an operating choke but we were just testing without it.

Yes. We were pulling alot of vacuum during the tests. I believe the suction was just drawing fuel past the check valve. We first put a spring on top of the check valve which stopped it but we lost the squirt function. So later I bought some CS squirters which fixed everything.

This is a video of a dyno test of a 6322 850 cfm on a 482 BBB. Can anyone spot the obvious mistake regarding the rear air door? We were also getting fuel from the squirters that has been since resolved.

Hello, I am new here. Back in the day I ran a Thermoquad on a GM product. Have always liked them and am considering one now. Did some Dyno testing with two on a BBB and got good results with one. So after catastrophic engine failures (not related to the carb) I am finally ready to resume...