Shift patter (N-1-2-3-4)
New in 2020 – Updated Lightweight high compression domed 60mm piston with rings
88cc Bore & 20mm Carb Kit – Z50R
Highly compressed construction avoids swell and clutch drag
KLX110 type race head
90cc Piranha engine kit semi-auto Stickers/Graphics Shift patter (N-1-2-3-4)PIRANHA 90cc Engine KIT includes 90cc Engine, NIBBI 18mm Carburetor, Wire Harness, CDI, and Ignition Coil. This engine is a great update for any pit bike, Honda CRF50, Z50, Trail 70, and ATC70! Features: Big Valve E22 Performance Head 4 Speed semi auto transmission (4 gears Up) Comes complete with Kicker, Intake Manifold, Gaskets, and Gear Shifter. Engine Displacement 86cc Engine Type Air Cooled, Single Cylinder, 2 valve, 4 stroke Bore Stroke 47mmx49.