Namura Technologies NX-40005-4 Piston Kit - 1.00mm Oversize to 40.96mm, 6.0:1 Compression engine-radiators-components-coolant-hoses if you add larger tires

if you add larger tires you probably also need a Lift Kit to provide the necessary clearance

Every K and N filter must be treated with K and N Air Filter Oil

2003-2009 Kawasaki KX100

1977-1980 Suzuki RM125

even under extreme conditions

Namura Technologies NX-40005-4 Piston Kit - 1.00mm Oversize to 40.96mm, 6.0:1 Compression engine-radiators-components-coolant-hoses if you add larger tiresBore: 40. 96mm Compression: 6. 0: 1 Compression Sizing: 1. 00mm Oversize MOS2 (Teflon Molybdenum) Coated Skirts A rolled on application process provides a bond that is 10 times stronger than other spray on coatings. Benefits include increased heat transfer, reduced friction and helping to eliminate cold seizures. Machined Smooth Heads Reflects combustion heat and reduces carbon buildup, protecting the top of the piston. Some tests have shown this