gt220 - DDM Premium 7500 High-RPM Clutch Spring for Zenoah / CY Engines
| Product Description | DDM premium high-RPM clutch spring for Zenoah and Chung Yang engines with 54mm clutch. Designed for RC use. This upgraded spring, custom-made of top-quality materials in the USA, offers unparalleled reliability and performance. Comes with full lifetime warranty: if you ever do manage to break this spring, DDM will replace it free of charge. Stock spring engages at approx 6000 RPM; this spring is 20% stiffer for clutch engagement around 7500 RPM. Improve your off-the-line power with a higher engagement RPM!
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