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USA
- USA
- CAN
- USA
- CAN
Ships within 48 hours · Estimated delivery Aug 27 - Sep 1
Shipping Estimate
Description
5 Sensitive Yes Brushless Yes Number of Poles 2 Weight (g) 163 Applications Modified 1/10 4WD Off-Road (not 4x4 SCT)
5mm Center Thickness 4
Wltoys K989 compatible 1/28
and exceptional reliability
RUDDOG Racing RNX.4 3.5ccm Nitro Offroad Competition Engine (16% Nitro Version) H16DR 5 Sensitive Yes Brushless YesOverview The RUDDOG Racing RNX. 4 is a powerful nitro off road engine developed for serious racers. Based on the successful RNX22. 3, it offers longer runtime, smoother handling, and greater durability. Key features include the new DLC coated crankshaft for increased strength and improved fuel flow, a redesigned cylinder head optimized for 2530% nitro fuel, and Revolution Design upgrades such as the Ultra Backplate and Ultra Carburetor Dust Cover Seal
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
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