Zongshen Z190 & 212 Ooracing Ignition Corrector

Zongshen Z190 & 212 De compressor spring upgrade 70% stronger over stock.

Zongshen Z190 212 Up rated 70% stronger decopressor spring ooracing

Zongshen 212ccm Tuning 26 PS

WPB 190 ZONGSHEN Top Speed TEST With New Sprocket!

MOTO MACHINEZ UK

DECOMP CAM: BEFORE YOUR RIDE DAYTONA OR ZONGSHEN 190 / 212 WATCH THIS VIDEO.

Quick look at a Zongshen 190cc pit bike engine and fixes

Zongshen Z190 & 212 advice on starter chain.

Zongshen Z190 & 212 OORACING ignition corrector

Fitting your updated selector pawl to a zongshen z190 z212 OORacing

Test ride zongshen 190cc

Z190 & z212 Zongshen setting valve clearances

Z190 came in with transmission problems!

Zongshen z190/212 de compressor rocker helper shim

Zongshen Z190 212 70% de compressor spring upgrade install.

Zongshen 190cc shift star fault and fix mod

Fitting a pan magnet in a Z190 engine and the reason why we use them OORacing

Monkey bike zongshen 190 cc dyno run at ooracing

Complete Engine Re-Build - ZS190

zs190 starter chain chain slack adjustment

Zongshen/Vini 190cc(2valve) Vs Daytona 190cc (4valve) (Sound)