When was the 750cc motorcycle class dropped from Grand Prix racing?
The class was dropped for the 1990 season, after being dominated primarily by Spanish and Italian makes. It also featured a 350cc class from 1949 to 1982, and a 750 cc class from 1977 to 1979. Sidecars were dropped from world championship events in the 1990s (see Superside ).
When did they stop using sidecars in Grand Prix racing?
Sidecars were dropped from world championship events in the 1990s (see Superside ). From the mid-1970s through to 2001, the top class of GP racing allowed 500 cc displacement with a maximum of four cylinders, regardless of whether the engine was a two-stroke or four-stroke.
Where does Grand Prix motorcycle racing take place?
Grand Prix motorcycle racing is the premier class of motorcycle road racing events held on road circuits sanctioned by the Fédération Internationale de Motocyclisme (FIM). Independent motorcycle racing events have been held since the start of the twentieth century and large national events were often given…
What’s the difference between a Superbike and a Grand Prix?
Not to be confused with Superbike World Championship. Grand Prix motorcycle racing is the premier class of motorcycle road racing events held on road circuits sanctioned by the Fédération Internationale de Motocyclisme (FIM).
What’s the rolling resistance on a Grand Prix 5000?
It looks like rolling resistance has been quite stable over the last 1860 miles / 3000 km after the initial increase that we’ve seen over the first 1240 miles / 2000km. The total increase in rolling resistance is also much less than the larger 32-622 version of the Grand Prix 5000 on the rear wheel. Finally, it’s getting interesting.
How often can you test a Grand Prix 5000?
We’ve already done a test with a pair of worn Grand Prix 4000S II that was sent in by a reader who used them for 5000 miles / 8000 km. Because we received a lot of comments about the cracked rubber of that pair of Grand Prix 4000S II, we’ve decided to do an even better test with measurements every 620 miles / 1000 km.
When was the last year for the Pontiac Grand Prix?
2008. 2008 was the Pontiac Grand Prix’s last year as the sedan. For 2008, Pontiac did not offer the GT trim, but continued to offer both a base and GXP trim. The base trim is offered with a 200 hp (150 kW) V6 engine and 16 in (41 cm) wheels. Several new colors were also added for the 2008 model year.
How many miles can a continental Grand Prix 5000 go?
Wear of the Continental Grand Prix 5000 is extremely low. At the current rate, it looks like they can both easily make it to 6200 miles / 10000 km if the casings hold up. Please keep in mind that my regular lap which makes up 75% of all mileage is very easy on the tires as it consists of a lot of straight roads and no climbing.