Rod Millen’s 4WD RX-7 with a Turbo 20B Triple-Rotor

Rod Millen 4WD RX-7 with a Turbo 20B Triple-Rotor

Grant Munro spent four years restoring Rod Millen’s 4WD Mazda RX-7 at his company Rotorsport Racing & Engine Balancing in Auckland, New Zealand. The car was originally built with a turbocharged 13B two-rotor and custom Weismann five-speed 4wd transmission. In 1991 they replaced the two-rotor with a 20B three-rotor. Read more about how Rod built … Read more

Mazda RX-7 with a 20B Three-Rotor

Silver Bullet Mazda RX-7 with a 20B Three-Rotor

Chris Muscat calls his Mazda RX-7 FC race car the Silver Bullet. He built it at his company Centreline Suspension in Melbourne, Australia. The car is powered by a naturally aspirated 20B three-rotor built by Centreline Suspension, Xtreme Rotaries, and Selectmaz. The engine features 13B peripheral ported rotors, custom variable intake runner manifold, MoTeC fuel … Read more

Mazda RX-7 with a Triple-Turbo 20B

Mazda RX-7 FD with a triple-turbo 20B triple-rotor

Angel Motorsports in Chesapeake, Virginia is building this Mazda RX-7 FD for a lucky customer. In the engine bay sits a peripheral ported 20B three-rotor with three BorgWarner SXE turbochargers. The company will use an Adaptronic M6000 ECU to control the engine. Power will transfer to the ground through a set of Hoosier 345 wide … Read more

Mazda RX-7 with a Turbo 20B Triple-Rotor

1993 Mazda RX-7 with a Turbo 20B Triple-Rotor

Wouter Bouman has been racing his 1993 Mazda RX-7 since 1996. The RX-7 is powered by a turbocharged 20B triple-rotor that makes 916 horsepower and 672 lb-ft of torque to the wheels on 24 psi of boost from a single turbocharger. Behind the engine sits a Tilton triple-disc clutch, Jerico five-speed dog box, carbon fiber … Read more

1985 Mazda RX-7 with a Twin-Turbo 1UZ V8

Mazda RX-7 with a Twin-Turbo 1UZ V8

The previous owner of this 1985 Mazda RX-7 wanted more power than the turbocharged 12A rotary could dependably support. So out went the rotary and in went a 4.0 L 1UZ V8 with two turbochargers. The engine made 439 horsepower and 520 lb-ft of torque to the wheels on 93 octane fuel controlled by an … Read more

For Sale: Mazda RX-7 with a Supercharged 3UZ V8

Mazda RX-7 with a supercharged 3UZ V8

This Mazda RX-7 is for sale in Tauranga, New Zealand with an asking price of $16,000. Popping out of the hood is a M122 supercharger connected to a 4.3 L 3UZ-FE V8. The combo produced 404 horsepower to the wheels on 5.5 psi of boost. The drivetrain consists of a A341 automatic transmission converted to … Read more