PISTON KIT NAMURA YZ250 99-21 YZ250X 16-21 1.5MM OVERSIZE 67.85MM When install the spark plug

When install the spark plug

Camshaft Hot Cam Inlet Stage 2

That means each of these canisters will fully inflate an ATV

AC200P/EB150/EB240 (DC-DC Connection via D050S)

PISTON KIT NAMURA YZ250 99-21 YZ250X 16-21 1.5MM OVERSIZE 67.85MM When install the spark plugPiston Kit Namura YZ250 99 21 YZ250X 16 21 1. 5mm oversize 67. 85mm Features: Machined smooth piston crown to reflect combustion heat while reducing carbon buildup Hard anodized piston crown with a hardness of HRB 105 MOS2 coating to draw heat through piston walls and out the bottom Minimized piston expansion and contraction Pistons are more resistant to wear and scuffing, expand less with heat and are stronger Higher Performance piston without a