We look inside an engine built for low-end grunt, with some high-end parts.

We also see if a Holley EFI bolt-on Stealth 4500 system is capable of running methanol for fuel.

Just because something can be driven on the street, doesn't make it the best choice for street driving.

Eaton's TrueTrac differential and Super Finish ring and pinion gears give the rearend polite street manners.

Long a high-end custom option for pistons, Mahle brings thermal piston coatings to the masses.

Offering the coatings on their shelf-stock PowerPak line, Mahle is blurring the lines between custom and stock pistons.

Viscous torsional dampers have been around for a long time because they are good at what they are designed to do.

More than just crank dampers, viscous dampers are used on many rotating parts to mitigate harmonics.