Made out of Greg's RhinoTech 250cc 2-stroke racing engine (https://catalog.engine-sim.parts/parts/2776, credit to him...

hmmm new competition (156cc picture for "high-revving" reference, it's not the actual engine) - original engine: http...

i had too alter the firing order too get it similiar sounding too the real thing but now its idling on one bank and c...

the series goes on... when will WE reach 50 million rpm?

well... first 20m rpm 156cc

this fighter jet can go a top speed of around 1000 knots (1145 mph) in exactly a minute

hmmm...

i beat the record once again 500 thousand rpm (credit to nnnn)

somebody decided to make a 156cc go 100k rpm... so I MULTIPLIED THE CYLINDERS BY EIGHT!!! (original credit to nnnn - ...

idk how this works but the code is solid tbf built from the ltrsp port rotary

While making the Shadow Mk1 inspired thing, a question came to my mind: What if, in an alternate timeline, the 19...

the unusual 7 cylinder engine with an approximately 100 degree angle. sounds like an inline 7 and an inline 6 together.

The two stroke edition of my Napier Deltic. Someone made an 18-piston 2-stroke version of my Deltic (so credit to the...

Burt Munro spent 50 years turning a 1920 Indian Scout into a world-record streamliner. He hand-cast pistons with a bl...

Based on Hugh's HandBuilt specs, this configuration models a modified 1970-83 Yamaha XS650 with a 750cc big bore kit,...