28000RPM SH M21-P3 3.48cc Pull Start Nitro Engine for 1/8 Buggy Truggy RC Car

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28000RPM SH M21-P3 3.48cc Pull Start Nitro Engine for 1/8 Buggy Truggy RC Car


SH 21 pull start engine is made from high quality materials and designed for long-lasting performance. And is engineered for superior torque and durability allowing you to unleash the full potential of your 1/8 nitro monster truck.

Features:
With 2.1 horse power.
2 stroke technology.
More powerful, more reliable, and easier to use.
Allows superior torque and reduce parts stress.
Double needle carburetor in aluminum-plastic composite construction.
Made from high quality materials and designed for long-lasting performance.

Specifications:
Brand: SH
Model: M21-P3
Material: Metal
Displacement: 3.48cc
Speed: 28000rpm
Horsepower: 2.1hp
Piston diameter: 16.4mm
Piston stroke: 16.4mm
Exhaust position: rear
Start Method: Pull Start
Weight: 405g
Suit for: 1/8 nitro powered RC car
Color: Black / Blue Random

Package Information:
Package size: 12.5 * 12.5 * 7.5cm / 5 * 5 * 3in
Package weight: 482g / 1.06lb
White box package

Package List:
1 * SH M21-P3 3.48cc Engine

FAQ of the engine:
1.The engine fails to start ?
Replace the glow plug or charge the battery.Clean or replace the clogged part.
Remove the glow plug and discharge fuel.
Set the idle adjusting screw to the original position.
Set the servo to neutral then re-adjust it.
2.The engine can start but stall immediately.
Clean or replace the clogged part.
Re-adjust idle adjusting screw and needle valve/low-end mixture screw.
Allow the engine to thoroughly cool down and turn the needle valve open at the angle of 30 degrees.
3.Poor reaction response on the engine
Re-adjust needle valve/low-end mixture screw.
Install the pressure line from the muffler to the fuel tank correctly.
4.The vehicle becomes difficult to control
Replace or charge the batteries.
Extend the transmitter antenna fully to obtain better receptions.
Set the servo to neutral then re-adjust it.

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