SKU: 92836966137

Toyan RS-S100 Single Rotor Rotary Engine Mini Internal Combustion Engine Model

Sale price$225.00 Regular price$250.00
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  • USA
  • CAN

Ships within 48 hours · Estimated delivery Aug 4 - Aug 9

Promo Codes Available:

For Your Every Summer RSVP, with Code: SUMMER15

Description

Toyan RS-S100 Single Rotor Rotary Engine Mini Internal Combustion Engine ModelNote: Toyan single rotary engines are sold out and have no stock now. we are planning to only produce another 50pcs this time. It takes 30days to produce it. I recommend you buy the twin rotary engine first because it has 23pcs left. click here to buy. Anyone who orders it first during this period can save up to 100$usd. (remember to use the promo code: R100) After the 50pcs are sold out, the price will arise then. All the orders will be sent out in

 

 Note: Toyan single rotary engines are sold out and have no stock now. we are planning to only produce another 50pcs this time. It takes 30days to produce it. I recommend you buy the twin rotary engine first because it has 23pcs left. click here to buy. Anyone who orders it first during this period can save up to 100$usd. (remember to use the promo code: R100) After the 50pcs are sold out, the price will arise then. All the orders will be sent out in August  as it takes time to produce and test. thanks again for your understanding. any problems please email [email protected]

The single rotary engine has no stock now, please wait patiently. Thanks for your understanding. 

The single rotary engine is water-cooled engine,  it does not include the heat sink now and it is too late. We will inform you about the progress of the heat sink in the near future.

As we all know, the rotary engine uses an eccentric rotary design to convert pressure into rotating motion and has no reciprocating mass, like valves or pistons in a traditional engine, which leads to an incredibly balanced engine with smooth power delivery, and the ability to rev high without concern of things like valve-float.
Rotary engines are high-revving and can produce a lot of power in the right hands. They are easy to modify, customize, and build, and you can do so pretty inexpensively to create a fast car. That's why it's so special.

The rotary engine is an early type of internal combustion engine, usually designed with an odd number of cylinders per row in a radial configuration, in which the crankshaft remained stationary in operation, with the entire crankcase and its attached cylinders rotating around it as a unit. Its main application was in aviation, although it also saw use before its primary aviation role, in a few early motorcycles and automobiles.

1. The rotary engine newly developed by TOYAN has the characteristics of Miniature, compact, lightweight, smooth-running and virtually vibration-free! Ideal for boosting power in rc model cars and airplanes, reducing the weight of mid-size cars and airplanes, and providing reliable, user-friendly service in any application scenario.

2.6-grade precision 30-tooth internal gear and 20-tooth external gear, steel flywheel, reinforced crankshaft. Good wear resistance and high pressure bearing capacity make it a very stable and powerful power option.

3. The rotor is made of high-precision alloy material, with a triangular rotor with rounded sides and a high wear-resistant diamond seal design, and the triangular tip slides along the wall of the chamber to ensure good sealing.

4. Single carburetor design, easy to adjust, sensitive throttle response, increasing airflow can provide more power. Removable straight exhaust pipe design allows subsequent installation of a muffler pipe for increased installation versatility and quiet operation.

5. This will be a great gift for rotary engine lovers, it will bring you more exciting experience, it can be played on the desktop, but also can be applied in various rc model scenarios, more applications are waiting for you with strong hands-on ability to develop. 6. Precautions for product use: The product does not include starting ignition accessories, please purchase it separately. The product is not a simple toy, it has certain technical requirements and hands-on ability. Please operate it carefully according to the instructions to avoid damage to the machine or danger.


 want to know more stories of the toyan rotary engine? click

 

Product parameters:

material: metal;

color: as shown;

brand: TOYAN;

model: RS-S100;

product form: finished version;

displacement: 2.46cc;

number of rotors: single rotor;

carburetor: single carburetor ;

Compression ratio: 8.2/1;

Speed: 3000-16500rpm;

Power: 0.72ps@14800rpm;

Weight: 415g (bare metal);

Lubrication method: Premixed oil;

Cooling method: Water cooling;

-3S lithium battery;

fuel: 20-25% nitro fuel;

suitable for age: 14+;

packing method: gift box;

packing list:

rotary engine*1,

instruction manual*1

 


Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 92836966137

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Amazon Customer
Waukegan, US
★★★★★ 5
Border Collie Approved: Easy to Clean, Durable, and Great Bounce
Size: Medium (2.5"), Style: Fetch Pack 2
These are the best balls out there for dogs. These fit great in the chuck-it ball launcher, which we need to wear out my border collie. They fit her mouth properly and, most importantly, do not absorb all the spit or water after a good rain. They are quick to clean off and have good weight so you can let them fly! Furthermore, they bounce well, which is perfect for my dog that likes to catch them on a bounce. The ball is a strong rubber, so should not be easy to chew up. I've used these for years, and the only time I've had to replace them is when one gets lost in the hay field. I highly suggest these as replacements for the common tennis balls.
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Reviewed in the United States on July 19, 2025
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maxine
Whiting, US
★★★★★ 4
Heavy duty.
Size: Medium (2.5"), Style: Fetch Pack 2
My dog was not interested, but it’s a good product
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Reviewed in the United States on April 11, 2026
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M Denise
Fort Morgan, US
★★★★★ 5
Treats and plenty of ball throwing with these doggie toy
Size: Medium (2.5"), Style: Fetch Pack 1
I have actually purchased these twice already. I love the one that glows in the dark but it still got lost in my yard lol. My dog is a big breed half pitt/Labrador so she did chew through one of them already. I play ball with her every single day but I DO have to take them away from her because she will destroy them. They are great to add in treats as well, that was one of the my favorite things about them as well. They do last just if you have an over zealous chewer do not let them keep them for long periods of time. They are a good value for the price. Buy them your dog will love it!
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Reviewed in the United States on August 2, 2025
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Who Let the Dogs Out
Battle Creek, US
★★★★★ 5
My Female GSD loves
Size: Medium (2.5"), Style: Fetch Pack 1, Size: Medium (2.5"), Style: Fetch Pack 1
Shasta is my smallest. Six in December (2025) along with her brother. She’s 100 lbs and outside, completely ball driven see last picture. Don’t let the size (2.5”) of these Chuck-It balls deter you. If your larger Breed dog has any orthopedic issues, has already torn their ACL etc, one has arthritis but wants to play. This size is perfect! Shazzy was born with several ortho issues. I don’t throw balls distance but right to her. This size and lighter weight assure even when Shazzy is spazzy w excitement, she’ll catch the ball mid air. The green balls are softer, and glow in the dark. In summer we can play well past dusk and I can see them! Her personality shows in the pictures. Playing ball is part of her. These balls are just perfect for her situation. Somehow they disappear, she loves making baskets, puts them in my tractor bucket, or my gardening bucket..then get put in burn pile, trash etc. I keep replacing them because she’d look day and night if we actually ran out!! 🙏✝️👍🏼👍🏼
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Reviewed in the United States on September 3, 2025
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Stephanie Dutey
Grantham, US
★★★★★ 5
Finally a Toy My Pitbull Hasn’t Destroyed in 5 Minutes
Color: Blue+Red, Color: Blue+Red
I have a 65 lb pitbull who destroys most toys almost immediately, so I’m always skeptical when products claim to be “indestructible.” Most toys last maybe a few minutes in my house before pieces are everywhere. These have actually held up surprisingly well. The material feels durable and thick enough to handle really aggressive chewing, and so far my dog hasn’t been able to destroy them like he does with most other balls and squeaky toys. That alone makes these worth it to me. I also really like the size. They’re large enough that I don’t have to constantly worry about him accidentally swallowing them or choking while playing, which is a huge plus for bigger dogs. The squeaker inside also keeps him interested longer since he usually gets bored quickly with toys that don’t make noise or bounce around well. If you have a strong chewer or larger dog and you’re tired of replacing destroyed toys constantly, these are definitely worth trying.
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Reviewed in the United States on May 10, 2026

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