mazzu racing crank

[Szasza]

Hello,

I do mazzu racing crankshaft original px125.

Ignition must be stopped?

Now factory setting, the engine is not going well

There is no power, not turning well.

Exhaust sip road1

Szasza

[Szasza]

Original px125 cylinder, can be used mazzu chrankshaft racing?

What can I expect original 125 cylinder

www.sip-scootershop.com/en/products/racing+crankshaft+mazzucchelli+_45000000

[grigo]

With original engine e.g. cylinder and exhaust the advantage will be none

[Szasza]

I understand

Now I put it on, but do not function normally.

Small speed and no power.

High speed starts, it runs beautifully.

I can not find the error.

Carburetor 20/20, 45/140, 102

Next year I want to pinasco177, so choose now mazzu racing crank

But now the problem is with him