Mazda 20B Engine for Sale | OEM Used Legendary 20B-REW Triple-Rotor Sequential
Rated 4.00 out of 5
2 reviews
In Stock
At a Glance
- Condition: OEM used, compression tested all three rotor housings per Mazda rotary engine standard procedure
- Availability: Rare specialty stock, Mazda 20B-REW triple-rotor sequential twin-turbo engine available
- Shipping: Specialty freight handling for rare rotary engines to all 50 states
- Engine variant verified as 20B-REW (THREE rotors, NOT the more common twin-rotor 13B-REW /)
- Donor confirmed (Eunos Cosmo / JC Cosmo 1990-1995 JDM-only flagship coupe)
- Compression tested all THREE rotor housings (each face of each rotor measured per Mazda standard)
- Sequential twin-turbo system condition assessed (HT-12 / HT-15 Hitachi twin-turbo arrangement)
- Apex seal condition documented all three rotors
- Eccentric shaft condition verified (longer 3-rotor eccentric shaft)
- Rotor housing wear documented
- Honest disclosure of rotary engine maintenance requirements and JDM-import specifics
- Backed by a 15 day replacement warranty against internal defects (limited per rotary engine standards)


