This pack contains three different engine caps, one for the carburetor, one for the engine exhaust and one for the fuel inlet.

If you store your engines, use these awesome caps to stop dust and other debris from entering your engine!

This aluminium glow starter can be opened to remove the battery for replacement, include a replaceable battery and comes with a 230V charger. It is made of aluminium.

M-5 Engine Specifications:
Diplacement: 3.49cc.
R.P.M. (max power): 34.000 RPM
Practical range: 6.000-36.200 RPM
Bore x Stroke: 16.26mm x 16.80mm
Transfer Ports: 5
Rear Ball Bearing Type: 25.8mm Steel
Crankshaft Type: 14mm - turbo - tuned
Carburetor Type: plastic - 9mm - reverse
Glowplug Type: Turbo - C6TGC
Exhaust Position: Rear
Fuel Type: Advise 25% Nitro

Free 10 Clutch Bearing - Ministry of Bearing

This is the 3 port .21 Off-Road Ultimate M3X V2.0 Competition Engine. The M3X V2.0 is made by the prestigious Japanese O.S. Engines brand and it\'s based on their square stroke Speed B21 Ty Tessmann II edition engine.

Like the M3X, the M3X V2.0 it’s been specifically designed for maximum power, performance and tuneability. With this engine you will have a great and super smooth linear power from low to high R.P.M.

This is the Ultimate M5S based on the OS B2103 Type R engine. This 5-port long-stroke engine offers great power at medium-high speeds. The new DLC-coated crankshaft has two tungsten counterweights for smooth rotation and better balancing. It comes with ceramic rear bearing, the 22E carburetor and an O-ring under the cooling head to reduce the vibrations and preventing dust from entering the engine.

This engine has been developed for medium to high speed tracks.

This is the Ultimate M5S based on the OS B2103 Type R engine. This 5-port long-stroke engine offers great power at medium-high speeds. The new DLC-coated crankshaft has two tungsten counterweights for smooth rotation and better balancing. It comes with ceramic rear bearing, the 22E carburetor and an O-ring under the cooling head to reduce the vibrations and preventing dust from entering the engine.

Includes Ultimate Racing EFRA 2142 Exhaust System

This is the Ultimate M5S based on the OS B2103 Type R engine. This 5-port long-stroke engine offers great power at medium-high speeds. The new DLC-coated crankshaft has two tungsten counterweights for smooth rotation and better balancing. It comes with ceramic rear bearing, the 22E carburetor and an O-ring under the cooling head to reduce the vibrations and preventing dust from entering the engine.

Includes Ultimate Racing EFRA 2141FHD Exhaust System

This is the Ultimate M5S based on the OS B2103 Type R engine. This 5-port long-stroke engine offers great power at medium-high speeds. The new DLC-coated crankshaft has two tungsten counterweights for smooth rotation and better balancing. It comes with ceramic rear bearing, the 22E carburetor and an O-ring under the cooling head to reduce the vibrations and preventing dust from entering the engine.

Includes Ultimate Racing EFRA 2142 Exhaust System

This is the Ultimate M5S based on the OS B2103 Type R engine. This 5-port long-stroke engine offers great power at medium-high speeds. The new DLC-coated crankshaft has two tungsten counterweights for smooth rotation and better balancing. It comes with ceramic rear bearing, the 22E carburetor and an O-ring under the cooling head to reduce the vibrations and preventing dust from entering the engine.

Includes Ultimate Racing EFRA 2142FHD Exhaust System Black

This pipe set will provide great power to your engine up to the high RPM range to produce a great and easy to drive power curve.

All these characteristics will provide great torque for those very demanding tracks with sharp corners and hard to clear jumps.

This EFRA 2141 exhaust system is a great choice for your 1:8 off road engine, and it’s specially recommended for the Ultimate engines

Includes the pipe, the manifold, 3 short springs, 2 medium springs, 1 long spring and 2 manifold gaskets.

Homologated EFRA 2141 Black Edition Off-Road Super Strong Pipe Set with Fast-Lock System Manifold

This hi-quality aluminium exhaust has been produced with a black hard coated treatment in order to improve.

It also provides:
- Less adherence of charred particles, facilitating cleaning.
- Better resonance due to its high rigidity.
- Minimize wear of the exhaust gaskets.
- Better cooling thanks to its high thermal conductivity.
- Greater resistance to impacts.

This EFRA 2142 hi-quality aluminum exhaust system has been designed to improve the overall performance of your engine.

This pipe set provides a precise and linear throttle response in high RPM range with a great top end speed.

This EFRA 2142 exhaust system is a great choice for your 1:8 off road engine, and it’s specially recommended for the Ultimate engines

This exhaust system includes the pipe, the manifold, 3 short springs, 2 medium springs, 1 long spring and 2 manifold gaskets.

Homologated EFRA 2141 Black Edition Off-Road Super Strong Pipe Set with Fast-Lock System Manifold

This hi-quality aluminium exhaust has been produced with a black hard coated treatment in order to improve.

It also provides:
- Less adherence of charred particles, facilitating cleaning.
- Better resonance due to its high rigidity.
- Minimize wear of the exhaust gaskets.
- Better cooling thanks to its high thermal conductivity.
- Greater resistance to impacts.

- This box has been designed to accommodate two standard 7,2V Ni-Mh or 7,4V LiPo batteries. It has a safety switch, external connection for charging batteries or connecting chargers, and the wiring necessary for the two types of batteries.

- The Ultimate Racing Starter Box comes fully assembled ready to use with an integrated ergonomic handle for comfortable carrying.

- This box has been designed to accommodate two standard 7,2V Ni-Mh or 7,4V LiPo batteries. It has a safety switch, external connection for charging batteries or connecting chargers, and the wiring necessary for the two types of batteries.

- The Ultimate Racing Starter Box comes fully assembled ready to use with an integrated ergonomic handle for comfortable carrying.

Included:
- Ultimate Racing Starter Box
- 2x LiPo Battery Ultimate 7.4v 4500 mah
- 1x LiPo Charger Ultimate PRO-8