Engine Overview:
This is the 721 Pro-X Factory Team Limited Edition Off-Road Nitro Engine from REDS. Built with the same advanced engineering used by top racers during the 2024 racing season, this engine offers unmatched performance and reliability. It comes with custom tuning by renowned engine specialist Mario Rossi, providing a noticeable boost in power while maintaining excellent fuel efficiency. Whether you’re looking to dominate local tracks or compete at the highest levels, this engine delivers the performance edge you need.
The 721 Pro-X features REDS’ innovative RTX Rotating Backplate, reducing internal friction for smoother idle performance and increased stability. With a double-sealed front bearing and a 9-ball rear ceramic bearing, durability is maximized for long-lasting reliability under extreme racing conditions. The newly designed cooling head ensures efficient heat dissipation, and an 8.0mm venturi provides easy tuning for optimal power output. This limited edition release celebrates REDS’ success at major events and brings championship-level performance to your off-road vehicle.
Features:
- Pre-broken in by THE man himself Mario Rossi!
- Ultra-tuned crankshaft and sleeve by Mario Rossi for enhanced power
- RTX Rotating Backplate reduces friction for better idle stability
- Double seal front bearing increases durability and idle consistency
- REDS 9-ball rear ceramic bearing improves reliability and longevity
- Updated cooling head design for improved engine efficiency
Specifications:
- Displacement: .21 (3.5cc)
- Recommended Application: 1/8 Buggy/Truggy
- Bore: -
- Stroke: -
- Output: -
- Intake Ports: 7
- Exhaust Ports: -
- Practical RPM: -
- Weight: -
Includes:
- (1) 721 Pro-X Factory Team Limited Edition Engine with Pre-Break in by Mario Rossi
- (1) 8.0mm Venturi
This product was added to our catalog on October 10, 2024
