Displacement 3.49cc (0.213cu.in.)

Bore            16.3mm (0.641in.)

Stroke          16.8mm (0.661in.)

Suggested rpm 4,000~40,000

Power Output   2.6ps/34,000rpm

Weight           362.0g (12.77oz.)

Features

* Attractive price

* Improved torque over entire range and smoother acceleration

* Improved fuel mileage

* Long stroke which contributes to improved torque

* Lower center of gravity - 9mm lower than the 21VZ-B V-Spec

* Lighter outer head - 6g lighter than the 21VZ-B V-Spec

* Crankshaft is potted with silicone.

* Stronger crankcase

* New 21J2 Double adjust carburetor is employed with 7mm restrictor