O.S. Engine 18TZ-TX w/Roto Carb  [OSMG2113]

For today's competition motorist, turbo is the solution to go...and no other turbo engine goes just like the 18TZ from O.S. It outperforms other .18-size machines, delivering race-winning ??outlaw?? power for 1/10 scale buggies, arena vehicles and touring vehicles.

In a current dyno test for a future dilemma of RC Nitro Magazine, the newest O.S. 18TZ rear-exhaust motor cranked out an archive establishing 2.28 bhp at 30,500 rpm. Steve Pond, R/C Nitro mag

Oversize fins on case dissipate heat to hold motor temperatures lower.

Five ports inside liner enhance venting for lots more energy.

The trunk bearing is 12 mm in diameter, which lessens vibration and allows the engine to deal with more torque.

A super-hot turbo P3 plug is roofed for better burn, more power and enhanced gas economy.

The 18TZ-TX variation features a new compact recoil starter that's smaller and lighter, making it simpler to install.

• Displacement: 0.183 cu in (3.0 cc)
• Bore: 0.629 in (16.0 mm)
• Stroke: 0.590 in (15.0 mm)
• Practical rpm: 3,000-34,000
• Output: 1.8 hp @ 29,000 rpm
• Weight (OSMG2110, OSMG2111, OSMG2114): 7.8 oz (222 g)
• Body weight (OSMG2113): 9.3 oz (264 g)
• Includes: 11K slide-valve or 11L rotary carb, P3 turbo plug