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Mike
              Hailwood Honda RC173 1966

Hailwood Honda for auction

1966 350 championship-winning machine

Honda RC173
              Hailwood

2 September 2026, by Guy 'Guido' Allen

Light and jewel-like, the Honda RC173 which took Mike Hailwood to victory in the 1966 350 road racing Grand Prix championship is up for sale. It's the bike he used to defeat Giacomo Agostini, while running campaigns in 250, 350 and 500 classes. Times have changed...

hailwood
              honda rc173

The inline-four engine of course ran four valves per cylinder and double-overhead camshafts. It is thought to have produced 62-ish horsepower (46kW or the same as an early street CB750-Four) at around 13,500rpm. That was matched to a six-speed transmission. Redline was close to 15,000 – unbelievable numbers for the day.

Weight was about 90kg (200lb) and top speed was a heady 250km/h (155mph).

Hailwood and family held on to the bike for some years. It was eventually sold and during the period since it was sent to the Honda Collection Hall in Motegi, Japan, ostensibly for display.

See our Honda Collection Hall tour preview.

Honda took the opportunity to restore it and then send it back the owner.

It's now on the market with Iconic Auctioneers in the UK, carrying an estimate of Au$1.4-1.8m (US$1.0-1.2m, GB£750-950,000, €875-990,000).

See the listing.

ducati mhr mille

Hailwood and his exploits, including his stunning return to top-flight racing in 1978, ignited a whole series for Ducati. See Ian Falloon's story on the MHR Mille.

See our Auction Action page

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