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Welcome to Ryan Rotary Performance

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Unleash The Power of The Rx8

For all of your Rx8 engine rebuild requirements.....Get in Touch.

Welcome to Ryan Rotary Performance,

Here you will find all of your Rx8 performance needs.

Our Aim

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.

In addition to the parts store, we offer the following services to enhance your Rx8’s Performance:

  • Compression Testing Facility
  • ECU tuning  
  • Rx8 Engine Rebuild
  • Rx8 Street Port
  • Rx8 Bridge Port

As well as bespoke Rx8 engine rebuilds and services, we aim to be your Rx8 specialist of choice.

Rx8 Engine Rebuild Services

Click on one the options below for more details.

Standard Plus

The Standard Plus rebuild service now comes with the primary ports enlarged or Street Ported as standard. This package will make your engine better than when it left the factory and with more power!  This is benchmark standard that we adhere to.

Parts replaced as standard with this build are:

  •  6 x OEM Apex Seals
  • 12 x OEM Apex Springs
  • 12 x OEM Sideseals
  • 12 x OEM Sideseal Springs
  • 12 x Two Piece OEM Corner Seals
  • 12 x OEM Corner Springs
  • 12 x Rotor Inner, Outer, Scrapper Springs
  • 2 x OEM Needle bearings
  • 1 X Pilot Bearing
  • 2 X OEM Stationary Bearings
  • 2 X Bearing Retaining Screws
  • 2 X OEM Rotor Bearings

All necessary seals and gaskets will be replaced

​We can enhance this package to meet your requirements please get in touch with your needs.

Street Port

The Street Port Engine Rebuild has its inlet and exhaust ports enlarged to increase the breathing capabilities of the Renesis engine and therefore increases the power of the engine. A worthy investment other the Standard Plus package and considered the bang for buck modification for those seeking a little more power from the Rx8.

Parts replaced as standard with this build are:

  •  6 x OEM Apex Seals
  • 12 x OEM Apex Springs
  • 12 x OEM Sideseals
  • 12 x OEM Sideseal Springs
  • 12 x Two Piece OEM Corner Seals
  • 12 x OEM Corner Springs
  • 12 x Rotor Inner, Outer, Scrapper Springs
  • 2 x OEM Needle bearings
  • 1 X Pilot Bearing
  • 2 X OEM Stationary Bearings
  • 2 X Bearing Retaining Screws
  • 2 X OEM Rotor Bearings

All necessary seals and gaskets will be replaced

​We can enhance this package to meet your requirements please get in touch with your needs.​

Bridge Port Stage 1 (Aux Bridge)

The Bridge-Port Stage 1 Engine Rebuild has its inlet and exhaust ports enlarged to increase the breathing capabilities of the Renesis engine just like the Street-Port but in addition to this the Auxiliary Ports are bridged which means further power increases over the street port but still retaining all the driving characteristics of the Street Port.  The Aux Bridge comes into play at 6250rpms when the Auxiliary Port (APV) opens, giving you more power all the way to redline!

Parts replaced as standard with this build are:

  • 6 x OEM Apex Seals
  • 12 x OEM Apex Springs
  • 12 x OEM Sideseals
  • 12 x OEM Sideseal Springs
  • 12 x Two Piece OEM Corner Seals
  • 12 x OEM Corner Springs
  • 12 x Rotor Inner, Outer, Scrapper Springs
  • 2 x OEM Needle bearings
  • 1 X Pilot Bearing
  • 2 X OEM Stationary Bearings
  • 2 X Bearing Retaining Screws
  • 2 X OEM Rotor Bearings
  • All necessary seals and gaskets will be replaced

Bridge Port Stage 2 (Half-Bridge)

The Bridge-Port Stage 2 Engine Rebuild has its inlet and exhaust ports enlarged to increase the breathing capabilities of the Renesis engine just like the Street-Port but in addition to this the Auxiliary and Secondary Ports are bridged. The Half bridge retains stock idle characteristics but power and torque is increased significantly over middle and upper rev ranges. The Half-Bridge comes into play between 3800-4200rpms when the Secondary Port (SSV) opens, giving you more power all the way to redline!

Parts replaced as standard with this build are:

  • 6 x OEM Apex Seals
  • 12 x OEM Apex Springs
  • 12 x OEM Sideseals
  • 12 x OEM Sideseal Springs
  • 12 x Two Piece OEM Corner Seals
  • 12 x OEM Corner Springs
  • 12 x Rotor Inner, Outer, Scrapper Springs
  • 2 x OEM Needle bearings
  • 1 X Pilot Bearing
  • 2 X OEM Stationary Bearings
  • 2 X Bearing Retaining Screws
  • 2 X OEM Rotor Bearings
  • All necessary seals and gaskets will be replaced​

Bridge Port Stage 3 (Full Bridge)

The Full Bridge Engine Rebuild has its inlet and exhaust ports enlarged to increase the breathing capabilities of the Renesis engine just like the Street Port but in addition to this all inlet Ports are bridged. This is an aggressive porting option which will substantially increase the power of your Rx8. The Full-Bridge also provides you with that iconic “Rotary Brapping” sound at idle which turns heads wherever you go!

To get the best from this rebuild a full mapping session is highly recommended once the engine is fully run in.

Parts replaced as standard with this build are:

  • 6 x OEM Apex Seals
  • 12 x OEM Apex Springs
  • 12 x OEM Sideseals
  • 12 x OEM Sideseal Springs
  • 12 x Two Piece OEM Corner Seals
  • 12 x OEM Corner Springs
  • 12 x Rotor Inner, Outer, Scrapper Springs
  • 2 x OEM Needle bearings
  • 1 X Pilot Bearing
  • 2 X OEM Stationary Bearings
  • 2 X Bearing Retaining Screws
  • 2 X OEM Rotor Bearings