Hastings 4.040" Bore Piston Rings 5/64 x 5/64 x 3/16" Thick Standard Tension Moly - 8 Cylinder Kart Racing Shoes Go from bright to dark

Go from bright to dark racing conditions without having to change shields

Wheels are available with or without bearings and accept 3/8" mounting hardware

This kit is clean and neat

The RJS Helmet Restraint is popular with the oval track racer

The wrap around shoulder harness is designed to mount by looping around a roll bar structural tube running horizontally behind the driver and below the shoulders

Hastings 4.040" Bore Piston Rings 5/64 x 5/64 x 3/16" Thick Standard Tension Moly - 8 Cylinder Kart Racing Shoes Go from bright to darkProduct Description: Piston Rings 4. 040 in Bore Drop In 5 64 x 5 64 x 3 16 in Thick Standard Tension Steel Plasma Moly 8 Cylinder For nearly 100 years, Hastings has earned its reputation as a leader in piston ring technology.