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Let us take some of the stress out of holiday gift buying this season by giving you more time to qualify for price adjustments. Price adjustments on purchases are available 10/8/2022 until 12/25/22. If an item you buy has a price reduction before Christmas, we will credit the difference upon request, so you can shop confidently knowing your price is guaranteed.
All credits will be issued as Loyalty Club Points on your Tower Hobbies account.
The Dynamite® Mach® 2 series engine line ignites the industry with the .21 SG nitro engine. Known for explosive power, reliability and all-out performance, Dynamite engines are becoming the engine of choice for many RC sport racers. The 13mm turbo ported crankshaft along with the ABC 6-port piston and sleeve allow this engine to deliver superior horsepower, high torque and extreme efficiency matched only by engines at much higher price points. The Dynamite .21 SG incorporates the technology and design advances developed from the Dynamite Platinum .21 XP in a sport version. Whether you're upgrading your existing nitro vehicle or looking to build a competitive racer, look no further, the Dynamite .21 SG engine has everything you need to be successful in the backyard or on the track.
The points displayed will be earned based on your membership level, and the cost value of the product. Be sure you Sign In to your account to see the most accurate points estimate for your purchase. Points are awarded and available for use once your order entire has shipped complete.
Points displayed here do not include bonus points for select products. If the product is marked with the Bonus Points Badge below, you will earn the extra bonus points listed in the banner in addition to the calculated points displayed.
Not a Club Member? Click Here to learn more about the free Standard Club Membership, or earn points faster by signing up for our Super Saver Club Membership!