BOYESEN 94-01 YZ80 BOYESEN RAD BLOCK RAD-30A kits-jersey-nitro it offers greater capacity than

it offers greater capacity than stock without compromising ergonomics and includes required hardware for specific installation steps

every detail of the design

bearing journals and other critical areas at temperatures much higher than other lubricants

Excellent protection and lubrication in adverse conditions

a lightweight premium hard-shell roost guard

BOYESEN 94-01 YZ80 BOYESEN RAD BLOCK RAD-30A kits-jersey-nitro it offers greater capacity thanBoyesen Rad Valve RAD 30A RAD30A Now delivered with carbon fiber reeds for even greater performance gains Maintains flow velocity through the valve and redirects intake charge for more even distribution to the intake ports Sharper, quicker throttle response Added torque improves performance on hills, through corners and over technical jumps Increases horsepower in low , middle and especially the top end ranges One piece aluminum casting, no trimming