Displacement 42cc Bore . 40mm Stroke . 31mm RPM 1100-9000RPM Weight 1530g Fuel/Oil 50:1 Petrol / synthetic Oil Con Rod 2 Needle Bearings Crank Shaft 2 Ball Races Ignition RCEXL CDI Ignition Ports . Prop sizes 2 blade 18 x 8 - 22 x 8 Prop sizes 3 blade 18 x 8 - 21 x 10.
MT-C60 Canister Muffler (sold separately) fits 42cc-57cc Gas Engine. Includes Canister Muffler, Stainless Steel Flex Header & Teflon Coupler & Clamps.

MT 42i Engine
Price: $325.00

Displacement: 57cc, Ignition: 4.8v RCEXL-CDI, Dry Weight: Weight: 1674g (3.69lbs)(including muffler and standoffs). Recommended Propellers: 24x8, 24X10, 23X8, 23x10, 22X8.22X10
MT-C60 Canister Muffler (sold separately) fits 42cc-57cc Gas Engine. Includes Canister Muffler, Stainless Steel Flex Header & Teflon Coupler & Clamps.

MT 57 CS Engine
Price: $399.00

Displacement: 50cc, Ignition: 4.8v RCEXL-CDI, Dry Weight: Weight: 1497g (3.35lbs)(including muffler and standoffs). Recommended Propellers: 20x8, 20X10, 21X8, 21x10, 22X8.22X10
MT-C60 Canister Muffler (sold separately) fits 42cc-57cc Gas Engine. Includes Canister Muffler, Stainless Steel Flex Header & Teflon Coupler & Clamps.

MT 50 NG Engine
Price: $350.00

MT80 Displacement: 80CC, Weight: 3.85 lbs (1.75 kg). Bore: 2.16 in (52 mm). Stroke: 1.49 in (38 mm), RPM Range: 1200 to 7500, RPM Max: 8500

MT 80 Engine
Price: $499.00