From REDS Racing:
REDS Racing is worked up to introduce a brand new tremendous highly effective 7 ports on-road engine known as 721 Pista Gen2.
What are the tech specs?
The new 721 Pista Gen2 engine options excessive energy, excessive reliability and tuning stability. Combined with particular technical adjustments equivalent to new carburetor, new cooling head and entrance bearing, this 7 ports engine options greater energy and higher gas effectivity in comparison with another engine. The new engine comes with a DLC Coated crankshaft and backplate for improved engine sturdiness and energy supply.
What is new and completely different?
New 7 Ports Sleeve: New excessive torque 7 ports sleeve for nice torque and energy output. Basically, the brand new exhaust increase design mixed with the inlet ports structure ensures a rise in energy on the entire RPM vary.
New excessive velocity entrance bearing for elevated sturdiness and idle stability
Completely redesigned cooling head: decrease gravity middle for higher automobile dealing with, improved aerodynamics for a decrease drag and improved engine cooling, new design and colours.
New Carburetor and Venturi: Another huge enchancment is the model new carburetor made out of stress die casting. The carburetor has been fully redesigned: new physique mildew, new inside fluid dynamics, new mid vary needle, new excessive velocity needle place.
721 Pista engine professional tuned is hand-tuned with a silicone-filled, balanced and tuned crankshaft by M. Rossi. Every single engine is hand inspected and compression checked inside Reds Racing headquarters by Mario and Marco Rossi to attain the best high quality requirements. This is core to the values that makes Reds Racing engines completely different from another model available on the market.
We advise to make use of the brand new engine with 2113 pipe and M manifold and solely with REDS unique spare elements and equipment.
SPECIFICATIONS:
Category: 1/8 on-road
Displacement [cm^3]: 3.5
Bore [mm]: 16.04
Stroke [mm] 17.32
Inlet ports: 7
Outlet ports: 3
Crankshaft: balanced with low friction DLC Coating
Backplate: aluminum with low friction DLC Coating
Front ball bearing: 7x19x6 rubber seal made in Japan
Rear ball bearing: 14×25.4×6 Swiss made ceramic
Carburetor diameter [mm]: 9.0 inventory (8.0, 8.5 and 9.0 non-compulsory)
Carburetor: VCX3-A aluminum (3 needles)
Weight [g]: 333
Recommended Glow plug: REDS TS7 or TS8
Recommended pipe: REDS 2113 + M
Recommended gas: 16-25% nitro, 8% oil
Break-in gas: 12% oil
Available variations:
#ENPS0018 – 721 PISTA GEN2 ENGINE S SERIES 3.5CC ON ROAD – DLC CRANKSHAFT AND BACKPLATE- STEEL BEARING
#ENPS0018T – 721 PISTA GEN2 ENGINE S SERIES 3.5CC ON ROAD – PRO TUNED BY MARIO ROSSI- DLC CRANKSHAFT AND AIRBOOST BACKPLATE – CERAMIC BEARING
#ENPS0018B – 721 PISTA GEN2 ENGINE S SERIES 3.5CC ON ROAD – DLC CRANKSHAFT AND BACKPLATE – STEEL BEARING – PRE BREAK-IN SERVICE
#ENPS0018TB – 721 PISTA GEN2 ENGINE S SERIES 3.5CC ON ROAD – PRO TUNED BY MARIO ROSSI- DLC CRANKSHAFT AND AIRBOOST BACKPLATE – CERAMIC BEARING – PRE BREAK-IN SERVICE