The main difference between the 13G and 20B is that the 13G uses a factory peripheral intake port (used for racing) and the 20B (production vehicle) uses side intake ports. It was renamed 20B after Mazda's naming convention for the 767 in November 1987.

2022年4月22日 · 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.

After building the hulk #rx7 20b #hpre has just finished putting a 20b with all the fruit into this original and unmolested #rx5 what a job👏 THIS RX5 HAS IT...

20B-REW型是马自达唯一量产化的涡轮增压三转子发动机，且仅使用于Eunos Cosmo。 它的排气量是654c.c. X 3，压缩比9.0:1，涡轮压力0.7 bar（70 kPa），可榨出280ps / 6,500rpm的马力、41.0kg·m / 3,000rpm的扭力。

2003年7月5日 · 20B engines used in Australia have been fitted to many cars in the Mazda range - RX2, RX3, RX4, RX5, RX7s of all vintages, 929 sedans and Coupes, I have even seen a mid 80's BMW 5 series with a 20B installed. (See elsewhere on this site for both a 2nd Generation RX7 with a 20B conversion and the Rod Millen 20B rally car).

Material: Made from 6Al-4V titanium (Grade 5), a premium alloy known for its superior strength-to-weight ratio and excellent resistance to oxidation and corrosion. High Heat Resistance: Withstands extreme temperatures commonly encountered in high-performance exhaust systems, ensuring a long lifespan and consistent performance.

2002年7月16日 · 20B engines used in Australia have been fitted to many cars in the Mazda range - RX2, RX3, RX4, RX5, RX7s of all vintages, 929 sedans and Coupes, I have even seen a mid 80's BMW 5 series with a 20B installed. (See elsewhere on this site for both a 2nd Generation RX7 with a 20B conversion and the Rod Millen 20B rally car).

2015年7月15日 · Hello! I have acquired a 1976 Cosmo RX-5 with no engine. I am considering a replacement but want to upgrade. My choices are 13B-REW or 20B engine. Any...

2022年2月5日 · 264 likes, 2 comments - mazda_media on February 5, 2022: "20B RX5 by @hpre_motorsports #rx5 #20b #20bturbo #rotarycoupe #nopistons #rotary #mazda #13b".

2023年2月22日 · The 20B engine is significantly more powerful than the smaller 13B engine, which was used in many different vehicles over the years, including the RX-7. Upgrading the 20B-REW for significant improvements can cost upwards of $15,000 if you do the work yourself or $25,000 to $35,000 if you hire someone else to do it.