NITROXRC Methanol engine 9.5*4.5*8CM For Aircraft Engine parameters: Bore 15.5mm, 12.5mm stroke Speed: Minimum 3000R / min, maximum 17000R / min Size: 9.5 (L) * 4.5 (W) * 8 (H) CM Single Weight: about 200 grams Rally: 5 pounds
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