Part 10 Yamaha blaster aftermarket Chinese cylinder corrections; lapping undulating surfaces flat
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- Опубліковано 6 вер 2024
- Here we are have a Chinese aftermarket Yamaha blaster cylinder, a quick comparison to show it's downfall WRT port timings & cheap piston construction; we are working on correcting the transfers port updrafts to enhanced OEM standards
#Yamaha #YFS200 #port #porting #blaster #boyesen port #chinese cylinder #port corrections # lapping # lap