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Building a 1500hp Billet 20B 3-rotor

In Tech by fullboost

For over 20 years, Australian Mazda performance power house Promaz, has specialised in everything rotary engine powered. From mild street engines to utterly wild race applications, Promaz also carries out complete driveline …

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Rotary Drag Racing – RAW SOUNDS

In Drag by fullboost

It’s been a while since we uploaded any drag racing footage, here’s a little that we captured before the world stopped. Feature Mazda rotary 13B and 20B turbo powered compacts from Sydney …

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Rotary Heaven | Inside Promaz Racing

In Feature by fullboost

Well known Australian Mazda rotary engine performance specialist Promaz Automotive recently celebrated 20 years of business so we thought it would be a good opportunity to catch up with the team for …

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Broken Rotary engine tear down

In Tech by fullboost

Broomy strips down a Mazda 13B rotary engine to see why it has lost compression. www.rotaryracecars.com.au If you’d like to be notified every time we upload a video, subscribe and then click …

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Why you need a BILLET Rotary engine

In Tech by fullboost

With engine power levels reaching new heights it’s no wonder many are turning to billet engine parts for greater reliability. In this video we look at some of the benefits of going …

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FAST Friday Off-Street Drags

In Drag by fullboost

The first test and tune night for many months at Calder Park unfortunately started off with a rain delay and quite cool weather, meaning conditions were trying all night. Many cars were …

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Rotary drag racing | RAW sound

In Drag by fullboost

Turbocharged & naturally aspirated 13B twin rotor and 20B triple rotary powered street and race car action from the Brisbane Jamboree. Footage includes testing prior to the event. If you’d like to …

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900hp rotary street RX-3 by Promaz

In Dyno by fullboost

One of Melbourne’s coolest street rotary Mazda’s, Ross’ Promaz built RX-3 sedan is a real crowd favourite. Already an 8-second car, the team was keen to step things up. A complete engine …

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PRO-RX8 at the Brisbane Jamboree

In Drag by fullboost

The 13B turbo Promaz Mazda was super consistent running a best pass of 7.12 @ 194mph. If you’d like to be notified every time we upload a video, subscribe and then click …