My friends all say boooooossssttttt, but it seems like an aggressive street port to get air out of the engine faster before forcing more air in will yield better results. Take the turbos off of it and its pathetic compared to the renesis. The renesis engine also bmsp multiside port which first appeared in production in the 2003 mazda rx8, is an evolution of the previous b. Pettit housing mods which improve cooling to minimize surface deformation. We have over 20 years of experience, from restoring stock vehicles to building track monsters. This effectively means there is half the physical time between exhaust pulses exiting through this runner which provides a smooth continuous flow. Mazdas rotary engine returns for 2019 just not how you. The latest generation mazda rotary engines are the renesis series. We can upgrade the stock apex seals with a stronger and more resilient version. The parts needed for a 3rotor or 4rotor are not exactly offtheshelf and itll be exorbitant if.
Our engines are available in a broad range of preparation levels and are tailored to fit your particular needs. Also included with every renesis are proprietary mods which provide added cooling to the exhaust. Renesis engines have upgraded power and fuel efficiency, and come in a 4port and 6port model. These prices are for a stock rebuild on a rotary engine block. Check lemon law records, title history, and look at the warranty history to see if engines have been replaced. At rx8 performance we have a passion for the mazda rx8 and the unique rotary engine that powers it. Engine built with custom seal and bearing clearances. Engine oil 8 quarts with external regulator 1030wt changed every 2 hours of run time, 500 miles or each event weekend should be 6. The rx8 made its official debut in 2002 with the mighty renesis b 1. We offer the highest quality of rx8 servicing, b engine rebuilds, rotary engine reconditioning and a full engine swap exchange service. If you dont have a fairly thorough understanding of the system, engines and tuning plus a dose of patience, dont buy one of these. After that it was a simple matter of breaking the engine in meaning.
Neither option is better than the next, rather the key is to determine the engine use, objectives and budget. The racing beat sport templates allow you to undertake your own porting efforts on all model years of the renesis b engine. The average rx8 dynos between 175 and 190 rwhp so these gains are substantial. We are more than happy to discuss the best options for your application. The rx8 design mules started out as miatas, so i believe mazda had the resources to make rotary miatas if. It is the successor to the rx7 and, like its predecessors in the rx range, it is powered by a rotary wankel engine. Renesis engine porting service for 0411 rx8 racing beat. The mazda rx8 is a sports car manufactured by japanese automobile manufacturer mazda between 2002 and 2012. Rx8 specialists rugby ryan rotary performance street.
For this particular hp package the efr 8374 iwg is the best choice with the fastest boost response. For the purposes of this post, ill just call that the b and the rx8 engine the renesis, though technically the renesis is a bmsp, standing for multiside port, a problem that will come up. Manufacturing improvements in the design of the renesis engine increase the risk of difficulty when porting this engine a mistake can result in fatal damage to a engine housing. These templates are traced from racing beats own master templates, which are the result of years of research and development. Essentially, there are three ways that one can go about getting the most power out of the engine, and they are the super charge, the turbo charge, and. Theses are the only free automotive repair videos for the wankel motor on the internet. The intermediate or center housing of the renesis engine has a divided exhaust port sleeve which allows exhaust from both chambers to exit into one common exhaust runner. Pettit built ots rx8 engine off the shelf these engines come with all new rotor. To avoid getting an rx8 with a bad engine, it helps to know the history of the car. E such as apex seals for performance on streetstrip cars, corner button springs as opposed to wire spring on rx7, oil control rings, and eccentric shaft oil thermostat for better flow on cold starts. In our movies youll learn how to disassemble, reconstruct, refurbish, and reassemble a new or used engine. Modifications are on the way, and we already have 3 full track days on our car. The angular lines, edgy design and interior trim all won the hearts of rx8 around the world.
Rotorsports racing offers custom built rotary engines for all applications from stock to performance street to full race turbo engines. Tuning software for easy reflashingremapping of the ecu. Renesis an engine boasting innovative technologies such as side intakeside exhaust porting is a 654 cc x two rotor unit that produces 177kw ece at 8200 rpm and 211nm ece of torque at 5500 rpm when combined with a sixspeed manual transmission. The rotary engine is just crying our for more power. If you are an engine builder or do enough building to where you commonly use a specific type of intake porting, rec can scan and digitize your port configuration and convert this. Warren court rotaries is your number one service and rx8 engine rebuild centre. Of course, intakes and exhausts are the entry level. The peripheral port is the ultimate form of porting for a rotary engine. This setup has been developed from over 18 years experience with turbocharged rotaries. Mazda updated the b wankel engine creating the innovative renesis rotary engine.
Rx8 motor swap options what is the easiest engine conversion. There are important differences between the two models that you should be aware of if you plan on replacing the engine by yourself. Those with a 192bhp or 4 port engine will get the stronger 231 6 port stationary bearings modification as standard, meaning there is no reason why you need to stop at 7,500rpms like you used to but now you can increase you redline to 9000rpms. The renesis ported rx8 engine buildup rx7 specialties. Megasquirt support forum msextra rx8 renesis ms2extra. Renesis rx8 lower intake manifold flange chips motorsports. Project rx8 idle hands are the devils workshop tech with a lowcompression renesis under the hood, winter madness leads to an extreme solution. Rx8 engine rebuild, reconditioning rotary engine service. At ryan rotary performance we aim to provide a small selection of quality mazda rx8 parts aimed at rotary maintenance and performance to help you and your rx8 stay on the road. Its not an offtheshelf motor, even though the scarce mazda eunos. But, i have seen ported renesis engines that did not idle all that well. This can entail entering hundreds of points in most cases and you will. Mazda engineered the chassis around the renesis motor found beneath the bonnet.
Project rx8 idle hands are the devils workshop tech. And he had a mazdaspeed rear wing even cheaper, so thats on the shelf down the. You should consider your resources and requirements carefully, and test and monitor system performance on a. Our focus is not spread across a broad model range, its an intense focus on a single platform and the constant development of what is already an excellent machine. Check for star mazda series document online that details temps, pressures, afr and other things for renesis engines, they say lambda. Instead of conventional metal shaping with a grinder, the side ports are filled and completely new circular peripheral intake ports are fitted directly through the rotor housing and is easily identified on an engine. The story of the shop that dedicated itself to the rotary. These motors already have some of the largest ports of any rotary engine and there is little to gain for the added cost. Understand that you will have to program all of the values to make the engine start, warm up, cruise, accelerate and run at full power. Includes an online tune database, tune editor, virtual dashboard, data logger, read and clear codes.
Rec offers assembly videos as an option to all customers who order our engines. A modern successor to mazdas classic rx7 sports car, the rx8 quickly became a favorite of car enthusiasts around the world. Adapter need to install rx8 renesis throttle body to brew intake manifold. It was first shown in 2001 at the north american international auto show. Why the mazda rx8s rotary isnt as good as the rx7s. The definitive manual on tuning for performance or economy. The output shaft isnt higher than a typical piston engine s. Although porting the renesis engine can indeed yield performance gains, a greater level of skill and craftsmanship is required to undertake a successful porting effort. Hi, im in the process of order my megasquirt 2 assembly kit for my renesis, the intention of this post is to receive some guidance to posts, guides or any kind of info related to ms2extra and renesis b, i would like to know a list of components needed to do the job, as i would like to buy them with my assembly kit cause in mi country mexico sometimes you cant find especific components. If you are looking at carrying out an rx8 motor swap we have done the research. The parts needed for a 3 rotor or 4rotor are not exactly offtheshelf and itll be exorbitant if. Without an effective filter, rotor seals, side housings, and rotor housings can be damaged very quickly. Rx8 performance tuning modifications remaps and turbo kits.
In 2003, mazda introduced the rx8 that showcased their new renesis rotary engine in a sporty chassis with a funky suicide door sport coupe body. Rotary engine rebuilding videos here you will find a collection of rotary engine rebuilding videos. You are right though about off the shelf exhaust systems. It was designed with the target to retain the performance of the turbocharged brew but at the same time to improve fuel efficiency and reduce. Tuning the rx8 rotary engine is considered difficult by some but there are a few. Best practices for siebel email response tuning oracle. This is a short video which demonstrates the cnc exhaust porting that rec has developed for all renesis engines. Tuning the rx8 rotary engine is considered difficult by some but there are a few options that can transform the rx8 performance. Engine porting there are a number of different intake porting options for the b rew and renesis rotary engines. The actual port shapes are traced on thin sheets of. Bridge ports can be varied in size depending on the engine, for example the b renesis engine cannot typically be wildly bridgeported without cause other complications and in some instances the rotor itself can be slightly notched to help increase the area of the port and improve airflow.
A rotary engine must have an effective air filter at all times. Can you do a port lets say a bridge port on an 2004 mazda rx8 with out. Just look at the oil pan on a piston engine compared to a complete rotary engine. So it is that we find ourselves in an anaheim ice cream shop, located in. You should consider your resources and requirements carefully, and test and monitor system performance on a continual basis. Best practices for siebel email response tuning using your hardware resources optimally, and configuring your system appropriately, can help you to achieve your performance goals. This necessity is also true of cold air boxram air intake systems. Rx8 renesis electric throttle body to brew engine intake manifold adapter. A rotary engine usually has two spark plugs for a controlled, morepowerful burn. Rec offers a variety of rotor performanceu upgrades to give your engine the edge in both performance and reliability tuning. Egts are the second most important tuning and troubleshooting channel next to lambda. The renesis was a new breed of rotary motor, but the performance sector caught on quick. This service means we remove your old b engine, and replace it with a fully rebuilt and reconditioned one allowing you to get the benefits. In addition to the parts store, we offer the following services to enhance your rx8s performance.
The port configuration of the renesis engine does not leave enough metal in. Rotor performance upgrades rotary engine specialists. The result of the stage 1 rx8 upgrade package, on top of the healthy power 1 upgrades with the addition of an ecu flash to allow, rocky to tweak the tune. Parts used for our engine builds are mostly factory mazda parts except for the parts most commonly recommended to upgrade from o. Made for the intake builder that wants a perfect seal on their block, the renesis rx8 lower intake manifold flange is engineered in such a way that warpage during fabrication is all but eliminated. We look at rx8 tuning modifications a list of the best mods for the rx8 renesis engine. It was designed to reduce exhaust emission and improve fuel economy, which were two of the most recurrent drawbacks of wankel rotary engines.