If displacement is what you crave, look no further. This custom DDM big-bore combo kit will allow you to convert your current engine into a 30.5cc performance monster. Includes .040" copper gasket.

If displacement is what you crave, look no further. This custom DDM big-bore combo kit will allow you to convert your current engine into a 30.5cc performance monster. Includes .040" copper gasket.

ADA billet aluminum boost box. Improves throttle response, acceleration, and overall performance.

Z-RC billet intake manifold is CNC machined from billet aluminum. Two teflon gaskets ensure superior sealing.

Z-RC billet intake manifold is CNC machined from billet aluminum. Two teflon gaskets ensure superior sealing.

ADA billet aluminum intake manifold for RC Engs. 3-axis machined for a perfect match to the cylinder and the carb.

Chung Yang CY29RC engine (35mm bore, 30mm stroke - 28.9cc) with Walbro WT-668 carb. Includes 54mm inner clutch assembly pre-installed. Ready to bolt-on. 3.5 horsepower.

This custom-built CY31RC engine, available exclusively at DDM, offers simply amazing performance. 30.5cc's of modified and fully ported power. 36mm bore, 30mm stroke.

New! 2006 model Chung Yang CY29RC headkit engine (35mm bore, 30mm stroke - 28.9cc) with Walbro WT-668 carburetor.

New from Chung Yang! The largest big-bore combo kit on the market. 35mm bore cylinder plus choice of 2mm stroker crank gives an effective displacement of 28.9cc!

Kit includes: 35mm cylinder, 35mm piston, piston ring, piston pin, pin washer set, pin bearing, circlips, cylinder gasket, CMR7H spark plug, and choice of 2mm stroker crankshaft (30mm stroke, up from 28mm stock stroke). The squish on the cylinder has been pre-machined to accept the 2mm stroker using only the standard .020" cylinder gasket. Provides HUGE increases in engine power, allowing you to use taller gearing for more top speed! This high-performance product requires 91 octane (using the R+M/2 octane rating method) or higher fuel, and comes without warranty. Fits G23LH / G230RC / G260RC / CY23RC / CY26RC / CY27RC / CY29RC engines.

For R/C: Fits all vehicles using the engines listed above. Fits a wide variety of 1:5 and 1:6 R/C cars, planes, boats, and helicopters. For cars - fits FG: Marder, Leopard, Monster Beetle, Monster Truck, Stadium Truck, Pajero, etc. Also fits Firehammer, XTM, Carson Attack, HPI Baja 5b, and other large scale RC cars.

If displacement is what you crave, look no further. This ESP modified big-bore combo kit will allow you to convert your current engine into a 30.5cc performance monster.

If displacement is what you crave, look no further. This ESP modified big-bore combo kit will allow you to convert your current engine into a 30.5cc performance monster.

Complete chrome exterior kit.

100% billet reed valve inducted G230RC style (2-bolt style cylinder mount) crankcase from legendary 2-stroke engine builder Trevor Simpson.

New! Billet cylinder reed induction system from Proline Racing.

Check out the first product to come from the minds of CRAFTWERKS-RC.

Outerwears brand pre-filter for your R/C pullstart. A must-have for operating in dirty or dusty conditons!

Outerwears brand pre-filter for your R/C pullstart. A must-have for operating in dirty or dusty conditons!

Outerwears brand pre-filter for your R/C pullstart. A must-have for operating in dirty or dusty conditons!