blow down?lubang exhaust?
16:10
2stroke transferport explain
34:05
duration exhaust,transfer port dan blowdown
16:13
Tips Sebelum Porting Blok 125zr Part 2
19:13
Carburator lectron (part1)
13:08
YAMAHA RXZ BUNYI KNOCKING PADA BLOK REED VALVE KOYAK
22:30
125zr BNT (Biknat) Tukar Block, Cipen Setting Ride Nasi Budu ON !
30:10
Cerita kerja (Y110 piston RXS 57mm)
15:39