BACK PLATE SET (KE21SP) – 74031-12
The Back Plate Set (KE21SP) 74031-12 is a precision replacement component designed for KE21SP nitro RC engines. It ensures proper sealing and alignment at the rear of the engine, helping maintain smooth performance and reliability during intense RC driving sessions.
Built for hobby-grade RC vehicles, this component is ideal for engine maintenance, repair, or rebuilding to keep your RC car running at peak performance.
About
The Back Plate Set (KE21SP) is an essential engine spare part used in nitro-powered RC cars equipped with the KE21SP engine platform. This rear engine plate provides a secure enclosure for the crankshaft area and supports the pull-start or starter assembly while maintaining correct internal compression and sealing.
Manufactured from durable, high-quality metal and precision-machined for exact fitment, this component is engineered to withstand the vibration, heat, and mechanical stress produced by high-performance nitro engines. Its accurate mounting pattern ensures reliable alignment with engine components, preventing leaks and maintaining optimal engine efficiency.
This back plate is commonly used in several hobby-grade RC cars powered by the KE21SP engine, including popular 1/8 scale nitro vehicles. Whether you are rebuilding your engine or replacing worn parts after extensive racing, this component restores proper functionality and dependable engine operation.
Installation is straightforward for experienced RC hobbyists and mechanics, making it a practical maintenance part for keeping your RC car performing at its best on the track or during recreational driving.
Key Features
· Designed specifically for KE21SP nitro RC engines
· OEM-fit replacement back plate for precise engine sealing
· Durable metal construction for long-lasting reliability
· Supports pull-start or starter assembly mounting
· Helps maintain correct engine compression and performance
· Compatible with many 1/8 scale nitro RC cars
· Ideal for engine servicing, rebuilds, or repairs
· Lightweight yet strong design suitable for hobby-grade RC vehicles
What’s Inside the Box
· 1 × Back Plate (KE21SP)
· Mounting hardware (if applicable)
· Factory replacement engine component
Why Buy from Havoc Hobby Private Limited
At Havoc Hobby Private Limited, we supply authentic hobby-grade RC parts and accessories trusted by enthusiasts and collectors. Every product is carefully selected to ensure compatibility, durability, and high performance. Whether you're upgrading, repairing, or maintaining your RC vehicle, you can rely on Havoc Hobby for genuine parts and dependable quality.