(CLEARANCE SALE 40% OFF, ONLY 1 SET AVAILABLE)

OS MAX-21XR-B V.III .21 ENGINE/T-2090SC PIPE COMBO SET #1CY01 

• Budget-friendly OS club racer engine For 1/8th Buggy and GT cars.

• Features a reduced piston weight for improved throttle response.

• The connecting rod is the same one used with other Speed engines in order to improve durability.

• A newly designed crankshaft improves throttle response.

• The redesigned shape of combustion chamber, improves response from the low to medium speed range and achieves stable power characteristics in the high-speed range.

• Come with the double adjust J3-1 carburetor renowned for its ease of use and with two venturi inserts, 6mm (orange) for the Off-Road class and 7mm (yellow) for the GT class. The cooling head offers a new shape and a new design. 

Specifications:

– Displacement: 3.49cc

– Bore: 16.27mm

– Stroke: 16.8mm

– Practical RPM: 4,000-40,000

– Maximum output: 2.45ps/33,000RPM

– Weight 381g

– Standard equipment: T-P3 glow plug, orange 6mm venturi, yellow 7mm venturi, exhaust seal, EFRA2089(T-2090SC) Pipe+MB01-75 manifold.