Thinking about a heart transplant for your air-cooled Volkswagen? You are in the right place! Post any questions/suggestions/stories you might have, or pictures of your conversion. This site is designed to help anyone thinking about doing a custom engine conversion in the back of your old-school V-dub.

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Volks-Swap :: Conversion Pictures :: Rotary Buggy



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rotarybuggy
06:18:53 Sun
Jun 10 2012

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Rotary Buggy

Finally the Manx is getting a Rotary Engine


  
rotarybuggy
06:36:26 Sun
Jun 10 2012

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Re: Rotary Buggy

finally got tired of rebuilding them aircooled engines now finally i am gonna have some cheap reliable horsepower










  
rotarybuggy
06:41:39 Sun
Jun 10 2012

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The Project is on the way






  
rotarybuggy
06:44:38 Sun
Jun 10 2012

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The Project is on the way

now is when the fun begins trying to figure out how to bring the beast to life






  
rotarybuggy
06:46:15 Sun
Jun 10 2012

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keeping the club alive


  
EG33
19:37:39 Sun
Jun 10 2012

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Almost Serious


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Re: keeping the club alive

Very Cool "RotoManx"!

I've never see a rotary in a glass (Manx) buggy. An inovator! And I really like your simple wrap around exhaust. I never thought of going down, back and under.. Just the classic "around central park" method. Which meant a lot more tubing and consumed space.

You have to love those rotary's. The Wankle is such a powerfully small package. Rated 1300cc's. But really, that's just the swept combustion volume of the two rotors faces. Mazda doesn't include the other four. Like rating a 6cyl as a two. This explains why there is so much power out of 1300?

The original sedan (RX4's) felt like it had a small block in it as I recall, and unbelievably smooth. Of course.. Endless RPM's, basically to disintegration! Now that's a man's red line.



You'll have guys really straining their necks trying to guess what in the world you have back there, now that the engine can be seen. The exhaust note will give it away to the wiser crowd. I remember a distinct 2 stroke sound coming from that engine until I added a Racing Beat resonator prior the muffler. Which may be why I had a basket of snakes.

In that lightweight Manx.. It "should" be all the power you need. That thing is going to be a blast! Thanks for uploading some good sized, quality photos!


Randy, Long Beach, Ca. USA!

  
rotarybuggy
17:54:31 Wed
Jun 13 2012

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Rotary Buggy parts

In My opinion rotaries are the best engines and the simplest to work with its just getting expensive to find the right parts but this little engines are amazing they are a beast

And Now to make it simpler for people to do the RX conversion I will post a picture and price of every single item needed for the conversion with the website or store to find them along with a round about price ( I dont want to keep the receipts because I dont want to know how much is costing me so far :smile: ) so for all you be a pervert and convert

  
rotarybuggy
19:24:47 Wed
Jun 13 2012

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bug to racing beat manifold/holley 600 throttle cable set up

I am in the middle of a conversion and I am trying to figure out how did you guys hooked up the bug throttle cable to the RX motor if I could get some pictures to illustrate what you guys have done I will really apreciated thank you guys in advance

  
rotarybuggy
14:53:27 Fri
Jun 15 2012

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okay as promised here is exactly what you have to do to do a conversion

first you need to decide what Rotary engine do you want the easiest and the quickest is 12a or 13b on a Racing Beat intake and Holley carburetor or you can do like I am gonna do 12a with racing beat intake and Holley throttle body injection with a Mega-squirt Computer

The best place to find is this web site http://car-part.com/ it tells you where is the nearest place you can find the engine and how much is gonna cost you.

here is the engine I went for the 12a because is the simplest to work with


  
rotarybuggy
15:10:55 Fri
Jun 15 2012

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next is the adapter plate and counterweight

make sure that you get the engine from and automatic transmission car if not make sure that you get the counterweight that Kennedy engineering products offer if not your car will vibrate to pieces. You can buy the adapter from http://www.kennedyeng.com/mazda.htm. There is other people out there making these adapters but I am telling you from experience if its not a KEP adapter don't buy it they have been in business for a long time and they are NO. 1 in engine adapter business

this is what the counter weight looks like if you need one contact me and you can have this one for cheap. make sure that you adhere to torque specs or you will damage the counterweight






  
rotarybuggy
15:32:18 Fri
Jun 15 2012

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Racing beat Intake

you can find this on ebay for cheap or you can buy a new one here, this is the web site where you can find it http://www.racingbeat.com/RX7-1975-1985/Holley-Components.html

just buy the intake or if you decide to go with carb you can get the whole kit here http://www.racingbeat.com/RX7-1975-1985/Holley-Intake-Kits.html but I will suggest to wait on the carburetor until I get this mega-squirt figured. I will post all the info here for all of you to follow or contact me for more info.

The only thing that you have to do to this intake is take it to a machine shop and have them put two little tubes to get the oil from the factory oil injection pump to the engine. A lot of people suggest to run them into a vacuum line but from experience i don't want to put nothing into the carb that's gonna limit the performance so this MOD is the best and you don't have to worry about Pre-Mix your oil with your gas

here is the intake with the mods




  

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