Three month to finish this project.

It's based on this MAZDA RX7 WANKEL ROTARY ENGINE 13B-REW engine :
https://www.myminifactory.com/object/3d-print-106718

Specifications
Weight : 2,3 Kg
Height : 28 cm
Width : 25 cm
Depth : 25 cm
Printed Parts add-ons : 236
Accessories add-ons : 431
See the Accessories.xlsx file for the detail list.

Add-on Parts

1 - Turbo Accessories add-ons :
https://www.thingiverse.com/thing:4633524

2 - Coiling Backing Plate Cover remix :
https://www.thingiverse.com/thing:4650185

3 - Timing Cover Gasket add-on :
https://www.thingiverse.com/thing:4655883

4 - Rear Plate Cover add-on :
https://www.thingiverse.com/thing:4660015

5 - Oil Pan remix :
https://www.thingiverse.com/thing:4660860

6 - Oil Pressure Sender add-on :
https://www.thingiverse.com/thing:4661910

7 - Oil Filter add-on :
https://www.thingiverse.com/thing:4663212

8 - Hall Effect Sensor add-on :
https://www.thingiverse.com/thing:4667241

9 - Knock Sensor add-on :
https://www.thingiverse.com/thing:4669387

10 - Spark Plug add-on :
https://www.thingiverse.com/thing:4670497

11 - Oil Flange add-on :
https://www.thingiverse.com/thing:4672528

12 - Fuel Rail Injection add-on :
https://cults3d.com/fr/mod%C3%A8le-3d/jeu/mazda-rx7-12-27-fuel-rail-injection-add-on

13 - Ignition Coil Pack add-on :
https://www.thingiverse.com/thing:4678764

14 - Throttle Body remix :
https://www.thingiverse.com/thing:4680499

15 - Oil Filler remix and add-on
https://www.thingiverse.com/thing:4681262

16 - Clutch add-on :
https://cults3d.com/fr/mod%C3%A8le-3d/jeu/mazda-rx7-16-27-clutch-add-on

17 - Intercooler add-on :
https://cults3d.com/fr/mod%C3%A8le-3d/jeu/mazda-rx7-17-27-intercooler-add-on

18 - Water Pump add-on :
https://cults3d.com/fr/mod%C3%A8le-3d/jeu/mazda-rx7-18-27-water-pump-add-on

19 - Air Pump add-on :
https://cults3d.com/fr/mod%C3%A8le-3d/jeu/mazda-rx7-19-27-air-pump-add-on

20 - Oil Metering Pump add-on :
https://www.thingiverse.com/thing:4694648

21 - Engine Hook add-on :
https://www.thingiverse.com/thing:4698503

22 - Accessories Bracket add-on :
https://www.thingiverse.com/thing:4701536

23 - Alternator add-on :
https://cults3d.com/fr/mod%C3%A8le-3d/jeu/mazda-rx7-23-27-alternator-add-on

24 - AC-Compressor add-on :
https://cults3d.com/fr/mod%C3%A8le-3d/jeu/mazda-rx7-24-27-ac-compressor-add-on

25 - Power Steering Pump add-on :
https://cults3d.com/fr/mod%C3%A8le-3d/jeu/mazda-rx7-25-27-power-steering-pump-add-on

26 - Apex Seal Spring add-on :
https://www.thingiverse.com/thing:4707784

27 - Belts add-on :
https://www.thingiverse.com/thing:4708428

Video
https://youtu.be/O1ecJfzF-9Q

Thanks to Eric for this great project ;)