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Axial .21RR-1 (Black)

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阿

超级元老发消息

发表于 11-5-13 14:09:32 |显示全部楼层来自：中国黑龙江哈尔滨

Axial distributor Robitronic got in touch to tell us about the new .21RR-1 3.47cc/.21 engine made for bashing and racing. The engine sports unique cooling and weight reducing holes on the crankcase and cooling head. Brass inserts in the crank shaft for fine-balancing reduce overall vibrations generated by the engine for a smoother and more powerful ride.
Features
- New black anodised aluminium crankcase
- Extra cooling and weight reducing holes in the crankcase and cooling head - Designed for Turbo-type glow plugs
- ABC liner
- 7-port design
- Fine-balanced crankshaft with brass inserts
- 2 needle carburettor
Specifictions
- Displacement: 3.47cc
- RPM: 40,000
- Bore: 15.9mm
- Stroke: 17.5mm
- Weight: 338.5g

terry_chen1978

超级元老发消息

发表于 11-5-13 15:42:04 |显示全部楼层来自：中国广东汕头

null

口水流出来了…

头像被屏蔽

lionkk

禁止发言发消息

发表于 11-5-13 17:12:06 |显示全部楼层来自：中国广东东莞

提示: 作者被禁止或删除内容自动屏蔽

leojiao

长老 Fans 发消息

发表于 11-5-13 17:34:44 |显示全部楼层来自：中国北京

好看啊。。。。。。

Mr.T

终极 Fans 发消息

发表于 11-5-13 19:15:56 |显示全部楼层来自：中国广东佛山

口水一地都是！！

新佬

论坛元老发消息

发表于 11-5-14 10:36:37 |显示全部楼层来自：中国广东惠州

感觉挺像O.S的！

kjun_zhao

金牌 Fans 发消息

发表于 11-5-14 12:13:20 |显示全部楼层来自：美国

好鸡鸡。。。

天很蓝

超级元老发消息

发表于 11-5-14 19:02:37 |显示全部楼层来自：中国天津

好东西~~

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