It was offered in both 13B-RE and 20B-REW form. It displaced 1,962 cc (119.7 cu in) per set of three 654 cc (39.9 cu in) chambers (counting only one chamber per rotor) and used 0.7 bar (10 psi; 70 kPa) of boost pressure from twin sequential turbochargers to produce a claimed 280 PS (206 kW) and 407 N⋅m (300 lbf⋅ft).

Jan 14, 2022 · The Mazda 20B race engine thrives at high rpm, but turbochargers power the 20B-REW. When it comes to increasing power on the 20B-REW, you’ll quickly meet the limits of the standard turbos at roughly 14 psi of boost at around 8,000 rpm and 300 horsepower with an aftermarket ECU.

Apr 22, 2022 · Being the only production 3-rotor motor ever made by Mazda, the 20B engine is commonly regarded as the “big block” of the rotary world. It was the first sequential twin-turbocharged to ever come into production, let alone being a 3 rotor Wankle — the 20B truly is Mazda’s crown jewel.

Mar 28, 2021 · The 20B race engine thrives at high rpm, but the 20B-REW relies on the turbochargers for impressive power. When it comes to upping the power on the 20B-REW, you’ll soon reach the limits of the stock turbos at around 1 bar of boost with approximately 8,000 rpm and 300 hp with an aftermarket ECU.

Feb 22, 2023 · The 20B-REW in the Eunos Cosmo is referred to as the production 20B. In this guise, it’s remarkably powerful, putting out 300 horsepower and 403 Nm of torque thanks to the combination of 2.0-liters and sequential turbocharging at just 0.7 bar of boost.

Jul 5, 2003 · NOTE: 20B-REW is the actual correct designation for this engine. This engine is currently (1997) sold by both Mazdaspeed in Japan and Mazda Motorsports in the USA, both of which are officially part of Mazda. At first I presumed this was a …

Jun 23, 2017 · The 20B-REW should have about 300 HP on tap, and thanks to the sequential turbos, are known to deliver with little lag. Even with 130k kilometers shown on the odometer, the engine bay looks unusually tidy.

Low mileage (approximately 50-60k), used 20B-REW engines from the Japanese market Cosmo . PLEASE CALL OR EMAIL FOR PRICING AND AVAILABILITY

Feb 1, 2024 · About 40 percent are believed to have the 20B-REW 2.0-liter twin-turbo three-rotor Wankel. A small turbo spools up quickly for lower RPM runs while the bigger turbo kicks in for high RPM fun. This was the first and only time Mazda supplied a production car with a …

Feb 24, 2014 · ABS is standard for all 20B versions a capable of returning the 1500+ kg of the Cosmo to a full stop in amazingly short distances. Suspension is fully independent with the “E-type” rear incorporating twin dampers.