To achieve optimum exhaust scavenging on a four-stroke V8 engine, each cylinder should fire every 180 degrees of engine rotation; on a typical V8 with a cross-plane crankshaft and conventional headers ...

I've often heard the term "180-degree headers" mentioned at local dirt tracks in my area. Could you please explain the difference between 180-degree headers and normal four-into-one headers that most ...

The ONLY difference is with a true boxer engine there is one crank pin per piston, and with a 180 degree V12 there are two per piston? <BR><BR>Correct? Any thing else I am missing? One of these days I ...