Top Mount Turbo + Intercooler Kit For Mazda RX-7 FD 13B Engine RX7. Item Code: RW-TRB-KIT-RX7-FD-IC. $1,514.74

The Turblown Rx7 EFR IWG Turbo System is the most reliable & fastest responding turbo system available for the 13B rotary engine. At the heart of this turbo system is a Ball Bearing BorgWarner EFR (Engineered For Racing) Turbochargers.

The EFR turbocharger is the fastest responding turbo on the market, and is ideal for street, or road raced Rx7s. This turbo systems fits both LHD & RHD 3rd gen Rx7s from 1992-2002 with the OEM 13BREW. Excessive manufacturing, and SCR intake manifolds require some mill …

Oct 17, 2023 · As Mazda built upon the success of the already-popular turbocharged 12A, the game-changing 13B was born. Little did they know at that time, but it would soon become the best-selling rotary engine ever produced. Here’s where it started.

Jan 19, 2021 · “We built a pretty wild Subaru track car that currently is powered by a twin-turbo 13B Mazda rotary engine that is matted to an AWD 6spd sequential transmission,” he says. The road to get to that point wasn’t an easy one!

With a big enough turbo, the right supporting modifications, and a switch to race gas or even methanol in drag car applications, the 13B can make absolutely ridiculous levels of power — well in excess of 1500hp at the wheels.

The 13B-T engine features the four port intake design which similar to early 13B engines from 70's. The use of a turbocharger gave the noticeable improvement in torque. The output of late 13B-T was 185 hp (138 kW) at 6500 rpm and 183 lb-ft (248 Nm) at 3500 rpm.

We detail the best approach to 13B tuning and point out the premier modifications for your car. Mazda 13B are good project engines and with the optimum uprated parts like remapping, turbo improvements and porting you will greatly maximise your driving enjoyment.

For rotary engine enthusiasts, turbocharging the 13B engine is a popular way to increase horsepower and performance. The 13B is the 1.3 liter twin-rotor Wankel rotary engine designed by Mazda, originally released in the Mazda Cosmo in 1967.