Piston Archives - UnderhoodService
Dealing with Deposits to Boost Engine Life

Valvoline didn’t think an engine oil that removed deposits was possible … until they did it.

Piston Rings, Oil & Cylinder Bore Surface Finish

The relationship between piston rings and the cylinder bore finish is critical to engine efficiency.

Measuring Compression And Cylinder Leak-Down Is A Vital Skill

Today’s engine systems can recognize conditions that are destructive and take countermeasures to prevent damage.

MAHLE Motorsport Introduces New PowerPak Plus Piston Kit

Developed for a 3.480 stroke and 5.700 connecting rod, this kit is available to handle a range of compression ratios.

MAHLE Motorsport Expands Big Block Chevy Lineup

The lineup now includes Big Block Chevy 632 PowerPak piston kits.

MAHLE Motorsport Introduces 5.3L LS PowerPak Plus Piston Assembly

Designed with 2618 alloy slipper skirt forgings to minimize weight while adding strength to key areas, the pistons feature lateral gas ports to promote optimal ring seal and power.