Hey guys,

Any suggestions or links for new piston liner for ninja mr21 b01a?

Been looking into this found out the following engine p&l's are the same please correct me or add to this;
GRP is the first obvious one.
TQ Racing
Falcon ???

Have been we hunting not found one in stock yet all nu special request or due in soon whats the deal with this.

Thanks for ur input.

Ps anyone have a liner piston or conrods for this ninja?

Also I know the new ninja jx21 series are OS based these parts don't work in the mr21 right?