i dont know if it is though , how can i tell ? pull the head ! muffler looks the same as others i've seen here and still a noisy old 2stroke hehe great i think . i dont think i'll change the cowling the only black one i ever saw , might just paint it again , looking a tad tired now and a friend has a vc sport buried in his shed i can have , same as the rover in the pic' didnt start one day so he parked it and a new one was had . its where the rover came from smirk . so a few beers and a clean up at his place soon