Kyosho 40117 EP AIRSTREAK 500 High-Speed FRP Hull Boat  [KY40117]

Kyosho 40117 - EP AIRSTREAK 500 FRP HULL
Price:
NZD$232.14
Brand:
Kyosho
Model:
KY40117
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alt="Kyosho 40117 - EP AIRSTREAK 500 FRP HULL" title="Kyosho 40117 - EP AIRSTREAK 500 FRP HULL"
alt="Kyosho 40117 - EP AIRSTREAK 500 FRP HULL" title="Kyosho 40117 - EP AIRSTREAK 500 FRP HULL"
alt="Kyosho 40117 - EP AIRSTREAK 500 FRP HULL" title="Kyosho 40117 - EP AIRSTREAK 500 FRP HULL"

Sea Running Characteristics of the Kyosho 40117 EP AIRSTREAK 500

The Kyosho 40117 EP AIRSTREAK 500 is engineered to perform on open water with precise responsiveness. The 660mm FRP shell is shaped to give a strong, lightweight base that handles chop while remaining nimble. Its deep-V hull with a V-edged step and stringer arrangement encourages early planing and steady behaviour when cornering at pace.

Water Contact and Corner Grip

Positioning the V-edge step close to the centre of gravity improves how the hull meets the water during lean and turn transitions, producing predictable grip. The FRP deck and cabin also stiffen the overall structure so setup changes remain repeatable lap after lap.

Rudder Design and Damage Mitigation

The anodized aluminium rudder finished in blue provides durable steering. A built-in water intake streamlines cooling plumbing and lowers drag, while the hinge design lets the rudder fold up if it strikes an object, reducing the risk of breakage.

Setup Flexibility and Cooling Provisions

There is ample room for a standard R/C receiver pack and a variety of motor and battery combinations. The included water-cooling jacket helps manage motor heat for sustained runs, and the three supplied nylon propellers let you explore different thrust and top-speed balances.

Specifications

  • Length: 660mm
  • Width: 185mm
  • Height: 188mm
  • Weight: Approximately 1,400g (with 7.2V-3900mAh Ni-MH battery)
  • Motor: Water-cooled 540-Class (sold separately)

For model skippers who enjoy tuning and trialling setups, the Kyosho 40117 EP AIRSTREAK 500 offers a durable and adaptable platform for both competitive runs and relaxed fast-cruising sessions.

The hull performs well in sheltered waters and medium-sized lakes. Its deep-V helps cut through light chop, but avoid exposed seas where waves are large compared to the boat size.
Yes, three nylon propeller types are provided so you can test different combinations for quicker acceleration or higher top speed depending on your motor choice. Swap props to tune performance to local water conditions.
The kit includes a water-cooling jacket intended for 540-class motors. Confirm the jacket matches your motor's case dimensions and routing before final installation.
Standard size R/C receivers and servos fit comfortably. Plan component placement ahead of gluing and use low-profile servos where clearance is tight to keep the centre of gravity favourable.

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