General Motors has managed to wring out more horsepower from its 3.6-liter direct-injection V6 and get better fuel economy, too. And the 2012 Chevrolet Camaro gets the benefits. It starts with the old ...

Many people don't want to tear up a brand-new $12,000-plus vehicle by swapping engines. In some areas, increasingly stringent emissions standards preclude most common engine swaps, as well as limit ...

An exhaust manifold gasket seals the exhaust manifold to the cylinder head. On V6 and V8 engines, there are two exhaust manifolds and therefore require two manifold gaskets. An exhaust manifold gasket ...

Bolted directly to the engine block, the exhaust manifold is the first section of a vehicle’s exhaust system. It funnels exhaust gases from all the cylinders and routes them to the car’s catalytic ...

If you plan to upgrade your car on a budget, most car enthusiasts often start with the engine's air intake system and a performance exhaust. Add-ons like a cold air intake or a straight pipe will let ...

Engine builder Ken Duttweiler(right)and Dave Halderman are plenty pleased with the 2 horsepower-per-cubic-inch performance of their single 4-barrel Buick V6. Duttweiler found that torque readings and ...

Only a few things are so aggravating that I would rather let my Corvettesit in the garage than drive it until it's repaired. Exhaust leaks areat the top of the list. Repairing exhaust leaks requires ...

SAE Transactions, Vol. 102, Section 3: JOURNAL OF ENGINES (1993), pp. 131-138 (8 pages) A new composite thermoplastic air intake manifold has been developed and introduced into high volume production ...