Honda V12 engine
Honda has made a number of naturally-aspirated V12 engines designed for Formula One motor racing; starting with the 1.5-litre RA271E engine in , and ending with the 3.0-litre RA273E in . This would be followed by a 21-year hiatus, until Honda reintroduced the new 3.5-litre RA121E in . The RA121E would go down as the last V12 engine to win a Formula One World Championship. Honda's last-ever V12 engine, the RA122E/B, raced in . Applications
Honda RA271
Honda RA272
Honda RA273
Honda RA300
Honda RA301
RC-F1 1.0X (RC100) / RC-F1 1.5X (RC101) (prototypes; never raced)
McLaren MP4/6
McLaren MP4/7A

Grand Prix engine results
1 World Constructors' Championships. 1 World Drivers' Championships. 15 race wins. 12 pole positions. 35 podium finishes

References

 
RA
Formula One engines
Gasoline engines by model
V12 engines