REDS 721 Pista Gen2 S Series 3.5cc 1/8 GT Nitro Engine (On-Road) (.21) (Steel Bearing)

REDS 721 Pista Gen2 S Series 3.5cc On Road Engine, This updated version features an aluminum carburetor made from pressure die casting to further improve idle stability and tuning, a super powerful 7 ports design, DLC Coated crankshaft and backplate for improved engine durability, High torque 7 ports sleeve for great torque and power output, updated exhaust boost design combined with the inlet ports layout ensures an increase in power on the whole RMP range and updated materials for the piston, sleeve and crankcase in order to optimize thermal expansion and improve power! Making this proven engine an on-road weapon for all serious racers!

To ensure the higher level of quality we have been accustomed to from REDS engines over the years, every single engine is hand inspected and compression checked inside REDS Racing headquarters by Mario and Marco Rossi to achieve the highest quality standards! In addition, this engine was hand-tuned with a silicone-filled, balanced and tuned crankshaft by Mario Rossi!

Features:

• Quality controlled and inspected by M. Rossi
• Hand-tuned with a silicone-filled, balanced and tuned crankshaft by M. Rossi!
• Super powerful 7 ports design
• Extreme power, high reliability and tuning stability
• Specific technical changes in the porting and updated materials
• Improved fuel efficiency
• DLC Coated crankshaft and backplate for improved engine durability
• Conrod life is lengthened about 50%
• Unique high stiffness crankcase design
• Aluminum carburetor made from pressure die casting to further improve idle stability and tuning
• Carburetor is 30° inclined for better fluid dynamics to increase engine power
• High torque 7 ports sleeve for great torque and power output
• Exhaust boost design combined with the inlet ports layout ensures an increase in power on the whole RMP range
• S line features updated materials for piston, sleeve and crankcase in order to optimize thermal expansion and improve power
• The updated exhaust boost design combined with the inlet ports layout ensures an increase in power on the whole RMP range
• Every single engine is hand inspected and compression checked inside REDS Racing headquarters by Mario and Marco Rossi to achieve the highest quality standards
• High quality red anodized cooling head
• Made in Italy

Specifications:

• Application: 1/8 On-Road
• Size (Displacement): 3.5cc
• Weight: 335g
• Bore: 16.04mm
• Inlet Ports: 7
• Outlet Ports: 3
• Front Ball Bearing Dimension: 7x19x6mm Rubber Sealed
• Rear Ball Bearing Dimension: 14x25, 4x6mm Hybrid Ceramic
• Carburetor Diameter: 9.0 (8.0, 8.5 optional)
• Carburetor Setting: Needles Aluminum
• Glow Plug: TS7
• Exhaust Type: Rear
• Recommended Pipe: EFRA 2113
• Recommended Fuel: 25% nitro, 8-9% oil
• Break-in fuel: 12% oil

Includes:

• (1) REDS 721 Pista Gen2 S Series 3.5cc On Road Engine
• (1) Manual
• (1) Spec card signed by M. Rossi

This product was added to our catalog on June 27, 2023