Pro-Tuned Power for 1/8 On-Road Racing Dominance
This is the 721 Pista Gen3 Pro Tuned 3.5cc (.21) On-Road Nitro Engine from REDS, engineered for racers who demand top-tier performance, efficiency, and durability. Featuring an updated 7-port sleeve, DLC-coated crankshaft, and advanced carburetor design, this engine delivers exceptional power across the entire RPM range. Precision hand-tuned by Mario Rossi, the 721 Pista Gen3 Pro Tuned is optimized for maximum acceleration, reliability, and fuel efficiency. Whether you're competing at the highest level or looking to upgrade your setup, this engine is built to outperform the competition. Additionally this version offers a Pre Break-In by the world renowned Mario Rossi providing you with a top tier engine experience.
About the 721 Pista Gen3 Pro Tuned
Revolutionary Design for Maximum Power
The 721 Pista Gen3 Pro Tuned sets a fresh benchmark in on-road racing performance with its redesigned 7-port sleeve, ensuring explosive power and smooth delivery throughout the race. The optimized exhaust and intake ports improve airflow, maximizing efficiency and acceleration. The DLC-coated crankshaft and Swiss-made ceramic rear bearing significantly reduce internal friction, enhancing durability and long-term reliability. With an upgraded die-cast aluminum carburetor and a precision cooling head, this engine provides better heat dissipation, stable idle, and superior vehicle balance on the track.
Features:
- 7-port sleeve for increased power and efficiency
- DLC-coated crankshaft for reduced friction and extended durability
- High-speed front bearing for improved idle stability
- Swiss-made ceramic rear bearing for maximum performance
- Redesigned carburetor for precise tuning and fuel efficiency
- Optimized cooling head for better heat dissipation and vehicle balance
- Pro-tuned by Mario Rossi for peak competition-level performance
- Compatible with multiple venturi sizes for adjustable airflow
- Recommended for use with REDS 2113 + Straight90™ exhaust system
- Designed for 1/8 on-road racing with extreme power output
Includes:
- (1) 721 Pista Gen3 Pro Tuned 3.5cc (.21) On-Road Nitro Engine w/Pre Break-In by Mario Rossi
Specifications:
| Displacement |
.21 cu.in (3.5cc) |
| Recommended Application |
1/8 On-Road |
| Bore |
0.63in (16.05mm) |
| Stroke |
0.68in (17.3mm) |
| Output |
- |
| Intake Ports |
7 |
| Exhaust Ports |
3 |
| Practical RPM |
- |
| Weight |
11.75oz (333g) |
