Give your Traxxas Revo a big boost of performance with the 21TM from O.S. It’s the perfect drop-in upgrade, since it has a special manifold that adapts perfectly to existing pull-start or EZ-Start systems.
Features:
Adapts easily to existing pull-start or EZ-Start systems, no mods required
Manifold specially designed to fit directly into the Revo
Clutch assembly bolts directly onto the crankshaft without modification
Oversized crankcase cooling fins for dissipation
11K 3-needle slide valve carburetor
High-performance LC3 glow plug
Specifications:
Displacement: 0.208 cu in (3.41 cc)
Bore: 0.669 in (17 mm)
Stroke: 0.59 in (15 mm)
Rpm Range: 3,000-35,000
Output: 1.77 hp @ 29,000 rpm
Weight: 8.57 oz (243 g)
Includes: 11K carburetor and LC3 glow plug
From the Manufacturer
This is the O.S. Max 21TM Engine with the Revo Manifold. Direct fit for the 2.5 and 3.3 Traxxas Revo. Two year limited warranty.
Monster muscle for racing or bashing
Perfect drop-in upgrade for the Traxxas Revo monster truck
Adapts easily to existing pull-start or EZ-Start systems, no mods required
Clutch assembly bolts directly onto the crankshaft without modification
