bai. ini helmet bukan zaman rempit larr. ini helmet masa zaman jadi bohjan dulu. skang mat bohjan dah pakai kete. mat rempit mana pakai magnum. dorang pakai apollo .
Boost goes up nicely to 0.5 bar at 3000rpm but then starts to drop to 0.3 bar starting 3000rpm until 4500rpm. After that it fluctuates about between 0.4 and 0.3 bar until 6000rpm. Any idea why? Boost leak?