fun fact: if you didnt know only uneven cylinder counts can be radial ariel ussually is two bank or cross layout but ...

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

i know alot of people will say v6s are already crossplane well now its as crossplane as the triumph but hondafied as ...

its like a shit movie with 7 sequels cough cough scream

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

The Briggs & Stratton World Formula is a high-performance 204cc, 4-stroke racing kart engine designed for competitive...

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

The 1950 BMW R25 features a 247cc single-cylinder engine with a square 68 mm bore and 68 mm stroke. Utilizing an over...

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

biblically accurate circle levels of performance

I tuned the exhaust to make it sound similar to a G80 M3. Power figures are close, with torque being a bit down. Code...

pretty cool 2cyl per bank layout

if you thought the mewl engines were wild then you'd be surprised about the origins of this one's lore. Anselmo basi...

takes a few tries revs up too 6k first of its kind

with the first generation of Meowl's PR series engines