Product Description

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.