Originally Posted by Carleton Hughes

Cutout's right behind the manifold. When I flip the spark back and she's under load the explosions are deafening,this car dynos out just about 125hp at 2,800rpm.I used to switch off the spark completely,letting the manifold accumulate unburned gas,when I switched it back on, BOOOOM,but I stopped doing that after I blew up 2 exhaust manifolds Of course I was younger then.