Cylinder Sleeving Sleeve with starter holes:Ported iron sleeve This pipe is designed for

This pipe is designed for 10-11k rpm peak power on ported 116cc + saws 3120

tig braze on a deflector or tube

Sand and clean the plate

Have 2 options

These are a pair of bore rings for the SMALL Mandrel 33mm+

Cylinder Sleeving Sleeve with starter holes:Ported iron sleeve This pipe is designed forBore and sleeve your cylinder back to stock or up to 2mm oversize. Supply the piston you plan to use and we will bore, sleeve and hone to size. Have 2 options. #1 Sleeved and sized with starter holes. Where you finish porting the cylinder to meet your specs. 250$ #2 Sleeved and sized fully port matched ready to bolt on. 400$ We use spin cast iron sleeves machined to a press fit and sized to fit your piston. Great option to try new things or just get