597 cc. 2300 idle RPM. 3500 max RPM. For all your scooter needs. Gives roughly 20-30 HP. yes, sounds bad, but just im...

Sum imaginary I8 based on my xtx 660 engine.

Single cylinder from yamaha xtx 660 (supermoto) I tried my best to recreate this engine :D

[Updated on 02 May 2023] Frank B. Halford was a talented independent British engine designer of the early and mid-twe...

[Updated on 05 May 2023] The XR-7755-3 is the largest, most powerful reciprocating aircraft engine in the world. Duri...

[Updated on 05 May 2023] In 1939, the Air Corps identified a need for flat, H-type engines for installation in bomber...

All weights are accurate and the valve timing is as accurate as I could make it. The power and torque curves are fair...

i made this engine just because i want to replicate the $18,000 Exhaust of @effspot's Toyota century, so i made the ...

i made this engine just because i want to replicate the $18,000 Exhaust of @effspot's Toyota century, so i made the ...

someone commented on my previous video to make this, so i did lol, i also made several version of it, enjoy (don't...

someone commented on my previous video to make this, so i did lol, i also made several version of it, enjoy (don't...

someone commented on my previous video to make this, so i did lol, i also made several version of it, enjoy (don't...

someone commented on my previous video to make this, so i did lol, i also made several version of it, enjoy (don't...

[Updated on 02 May 2023] The first aircraft engine that reached 1000 HP, it was very heavy though. The main purpose w...

I don't know how I came up with this idea, or how you can put a massive engine like this on a R8, but it's awesome.