O.S. 21TM-T .21 Engine w/2.5 T-Maxx Manifold

The O.S. 21TM-T .21 Engine w/2.5 T-Maxx Manifold is a great option for those looking to get a little more out of their Traxxas T-Maxx. A LC3 glow plug is used with this engine for improved power, better fuel economy and durability. The carburetor used offers easy handling as well as high end performance. 

• Great option for the Traxxas T-Maxx
• Uses a LC3 glow plug for outstanding performance
• Carburetor offers easy handling and top end performance
• Includes Traxxas style manifold

RPM Range: 3,000 – 35,000 rpm

Recommended Fuel: 10-30% nitro content, 20% for break-in

Width: 1.5 in (39 mm) at mounting tabs

Carb Type: 11K three needle slide valve

Height: 4 in (101 mm)

Stroke: 0.590 in (15 mm)

Plug Type: LC3

Length: 2.1 in (53.6 mm) from backplate to drive hub

Displacement: 0.213 cu in (3.49 cc)

Bore: 0.669 in (17 mm)

Total Weight: 8.57 oz (243 g)

Type: 2-stroke glow powered 1/8 scale monster truck engine

Crankshaft Type: Threaded

Crankshaft Threads: M7x1

HP: 1.77 HP (1.8 PS) @ 29,000 rpm

• (1) O.S. 21TM-T .21 Engine
• (1) LC3 Glow Plug
• (1) 2.5 Manifold
• (1) Manual