DIY Automotive Exhaust Porting?

Answer Stock exhaust manifolds come from the factory as cast parts on vehicles, which means they were hot-poured into a casting mold. After the casting process, inspectors check them for bubbles, cracks a... Read More »

Top Q&A For: DIY Automotive Exhaust Porting

DIY Porting Exhaust Manifolds?

Porting the exhaust manifold on a car is a great way to optimize the performance of the engine. When most manifolds are manufactured, they are not optimized for performance, since the amount of tim... Read More »

Typical Automotive Exhaust Systems?

A typical automotive exhaust system includes standard components responsible for removing gases from the engine's internal combustion system to the atmosphere. Exhaust systems are often upgraded or... Read More »

DIY Porting & Polishing?

Cylinder head porting is akin to rebuilding an automatic transmission, in that it is seen as something of a black art amongst auto enthusiasts. Those who don't understand it are afraid to try, and... Read More »

Porting & Polishing Tips?

Porting and polishing is a process by which material is cut away from the inner ports of various engine components in order to increase their airflow potential. Many automotive performance shops of... Read More »