060-inch) mild-steel tubing. Thicker wall tubing ... the tube entry should match the contours of the head's exhaust-runner exit and header flange. That's easy if your engine has round exhaust ...

When done right, a mild steel or stainless steel exhaust built using mandrel bends ... outlet configuration I thought I'd need; three-bolt flanges so I could make the mufflers totally removable ...

16-gauge mild steel tubing, these lightweight pipes utilize a long-transition collector to reduce backpressure and increase exhaust flow. Additionally, the 5/16-inch machined flanges mate to your ...

Mild-steel headers that are well-coated ... Ideally, a header-flange gasket should have openings larger than the exhaust ports to ensure the gasket will not obstruct exhaust flow.