Jizz

Diesel engine injury [found on /r/WTF]

Shatter

Small Diesel engine that could

Bulges

The MS Queen Elizabeth cruise ship's MAK 12 M 43C-6 marine diesel engine [1772 x 1418]

u_diaggello

Cylinder block of a Wartsila-Sulzer RTA96-C turbo-diesel engine. (r/HumanForScale)[1200x968]

u_Ajax_Lucifer

Comparing Liquid Piston's new diesel rotary engine to a traditional Wankel engine.

EngineeringPorn