Product Review

Give your Traxxas T-Maxx 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 T-Maxx
• 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