RX-7-TWIN-(3,6,9)-ROTARY-LOGIC (RX-7-(13B))

MAZDA RX-7 TWIN ROOR 3,6,9 MASTERPIECE OF BALANCE SIMPLICITY OUTPUT = 250 - 280 HP

PLATFORM SAME SCALABLE TO ALMOST ANYTHING YOU WANT BURNS HYDROGEN EXHAUST WATER TO LIFECYCLE WHICH IS 100% RECYCLABLE OVER IF WIDE ADOPTION USEAGE OVER 70 - 300 YEARS = MULTI TRILLION PER ANNUM ON IP ALONE ITSELF

FEWLESS MOVING PARTS MORE BALANCE NO ELECTRICS CABLES COMPUTERS WHICH ALMOST ALWAYS ARE SHOCKINGLY BAD UNRELIABLE OVER CETAIN LONG OR ANY EXTENDED PERIOD JUST ROTATINLANCE 3 FIRES PER ROTATION @ 10,000 RPM

The Mazda RX-7's twin-rotor configuration is a masterpiece of balance and mechanical simplicity, designed to overcome the friction and reciprocating mass limitations of traditional piston engines.

1. Rotary Balance & "The 3, 6, 9" Logic
G & BA
The RX-7 engine (13B) achieves perfect balance because it has no reciprocating parts (pistons moving up and down).

Balance: A 2-rotor engine is as smooth as a 6-cylinder piston engine because it produces three power pulses per rotor revolution.
Physics of Motion: The triangular rotors orbit an eccentric shaft. This continuous circular motion eliminates the energy lost in stopping an some builds).
Friction: With only three main moving parts (two rotond reversing pistons, allowing for ultra-high revs (safely up to 10,000 RPM irs and one eccentric shaft), internal friction is significantly lower than in complex petrol engines.

2. Power Output: The "Max Cylinder" Equivalent
While a stock RX-7 (FD) produces 255–280 hp, the platform's potential is nearly unlimited:
Production Peak: The 20B 3-rotor (from the Eunos Cosmo) is the largest displacement production rotary at 2.0L.
Extreme Custom Builds: Enthusiasts build 4-rotor (26B) engines that produce 600+ HP naturally aspirated and over 1,200–1,500 HP when turbocharged.
Ultimate Scale: The world's largest known rotary configuration is a 12-rotor engine (15.7L), capable of an estimated 5,000 HP.

3. Solving the "Old Problems" (Longevity & Efficiency)
To engineer a "very long life" and "ultra-efficient" rotary, modern builders focus on:
Apex Seals: Using ceramic seals to reduce housing wear and withstand extreme heat.
Hydrogen Burn: Mazda has successfully prototyped Hydrogen Rotary Engines because the rotary’s separate intake and combustion chambers prevent the "backfire" common when burning hydrogen in piston engines.
Aero & Design: The RX-7's "ultra sleek" FD design was engineered for high-speed stability, often supplemented in racing with jet-style diffusers and rear-mounted setups for ideal weight distribution.
4. Comparison: Rotary vs. Petrol
Feature Rotary Engine (RX-7) Traditional Petrol (Piston)
Moving Parts 3 (2 rotors, 1 shaft) 40+ (pistons, valves, cams)
Motion Constant Circular Reciprocating (Up/Down)
Power Density Very High (1.3L acts like 2.6L) Standard
Vibration Near Zero (Inherent Balance) High (Requires counterweights)
Would you like to see a blueprint or visual comparison of how a 4-rotor 26B setup compares to the stock 2-rotor 13


https://music.youtube.com/watch?v=JQCP85FngzE