Mercury Exhaust Y-Pipes

There's more to a performance exhaust system than just headers and mufflers. Selecting the best mid-pipe design and the addition of an H-pipe, X-pipe, or Y-pipe exhaust crossover can free up some inexpensive horsepower.

This dual exhaust size chart will help you choose the correct size exhaust pipe for your horsepower range.

Some basic info on the various exhaust options carried by Speedway Motors.

A guide on removing and installing a new electric motor kit for exhaust cutouts.

Whether you’re looking for performance improvements or heat reduction, if you decide to wrap your headers, we'll show you the benefits and possible precautions to take before you wrap your exhaust.

Mick Rau has a garage full of cool cars, but this Hirohata-inspired Merc is a standout.

A detailed explanation of how Speedway Motors small block fuel pump works and a guide for how to replace and install the mounting gasket.

In this guide, Kevin demonstrates how to properly install an external oil cooler in his '54 Chevy Belair with a Big Block Chevy engine.

Learn how to replace a fuel sending unit. Our fuel gauge sending unit guide and installation video covers all you need to match your fuel sender and gauge.

In this Tech Tip, John offers up a couple solutions to a somewhat common problem of fuel expansion on the older vehicles.