Replaceable combustion chamber insert for two cycle engines...

Ring band for a piston

Rocker arm bridge for internal combustion engines

Rocker carrier

Rocket piston internal combustion engine

Scraping ring and sealing ring used with a cylinder liner in an

Scuff resistant aluminum piston and aluminum cylinder bore...

Sealing device

Self-locating piston ring for a two-stroke engine

Self-sealing piston apparatus

Shroud and combustion chamber for an internal combustion engine

Silicon-nitride-inserted piston

Simplified combustion chamber

Single cylinder or multicylinder block

Single-part cooling channel piston for a combustion engine

Sliding contact-making structures in internal combustion engine

Sliding contact-making structures in internal combustion engine

Sliding contact-making structures in internal combustion engine

Sliding structure for automotive engine

Sliding structure for automotive engine