W hile it seems like it has only just arrived and dimensions of the exhaust primaries of the on the scene , Ducati has already started rear bank have been optimised to minimise the tinkering with the Streetfighter V4 , with ignition period of the catalytic converter . | |
the model receiving its first updates for the |
Compared to the Euro 4 models , the manifolds |
2021 model year . |
of the rear bank have been shortened by |
High on the list of priorities for Ducati was |
100mm and reduced in diameter , going from |
to ensure the Streetfighter ’ s V4 powerplant |
42mm to 38mm . The new manifolds allowed the |
complied with the newly in-force Euro5 |
introduction of a more compact rear heat shield |
emissions regulations . This was achieved , and |
integrated into the body of the bike . As always |
unlike other manufacturers who have tweaked |
when the aim of the game is limiting emissions , |
existing engines for the regulations at the cost |
Ducati has introduced four lambda probes , one |
of power , Ducati claims to have retained all |
for each cylinder , which allow a more refined |
208hp in the re-tune of the engine . |
control of the amount of injected fuel . |
While the Streetfighter V4 Euro 5 still has a |
Aside from the emissions alterations , Ducati |
claimed power output of 208hp , it now makes |
has also seen to it that all Streetfighter V4 |
this 250rpm higher in the rev range at 13,000 |
models in the 2021 range are fitted with new |
rpm while the bike ’ s maximum torque 123Nm is |
front brake and clutch pumps , both selfbleeding |
made a full 2000rpm lower than the outgoing |
and derived from those used for the |
model at 9500 rpm . Ducati says these values |
first time on the Superleggera V4 . The body of |
were achievable thanks to the new tune and |
the new pumps allows ‘ natural ’ bleeding , thus |
the new exhaust system , making the bike even |
eliminating the need to intervene on the system |
more enjoyable on winding roads . |
in the event of air present in the circuit . |
Technically speaking , the exhaust silencer is |
The entire Streetfighter V4 range for 2021 , |
unchanged from an aesthetic point of view , but |
including the Dark Stealth colour scheme for |
now uses larger catalysts (+ 10 mm in length ), |
the “ S ” version , can already be ordered in Ducati |
combined with a new technology of noble metal |
dealers and will be available starting from |
impregnation , essential for maximising the |
November 2020 . |
ability to convert polluting gases . The lengths | |
30 KIWI RIDER | |