OS Speed .21 XZ-B (Spec III)


Artikelcode: 1AN00 O.s. Engines

The successor of O.S. SPEED 21XZ-B spec.II.

Power in middle to top is more powerful than spec.II.

Newly designed crankcase and piston and cylinder.

The new outer head is 5mm lower than spec.II for lower gravity.

3-port exhaust makes air flow effective after combustion


intended use 1/8 off road buggy
code number  1AN00
JAN code 4531028 02364 2
displacement 3.49cc (0.213 cu. Inch)
bore 16.27 mm (0.641inch)
stroke 16.80 mm (0.661inch)
practical rpm range 4,000 - 42,000 rpm
Max power 2.65 PS/34,000 rpm   2.61 HP/34,000 rpm
weight 353 g (12.45 oz)

€ 429,00 € 351,78 (BTW incl.)
Not in stock