- G30 Tunnel Hull Kit

New G30 Outboard Tunnel kits now shipping! Cowls are streaming in as material becomes available.


Now Available!

From Zippkits...

We are shipping as we receive cowlings. This is the new G30 Outboard Tunnel hull from Rod Geraghty and the JAE gang.

Designed for Nitro or Electric power, this new kit features foam core sponsons and quick assembly.

The G30 has been developed to a high level with stock 3.5 nitro and P limited electric power. Use any 3.5 (.21) outboard. The transom is drilled for the OS lower unit.

You can build this boat in a weekend, ready for sealing.


  • Length- 30.5 inches
  • Beam- 11.5 inches
  • Weight- (bare hull) 32 ounces

Kit includes:

  • Laser cut 1/8 and 1/16 ply for entire boat
  • 2x Foam cores for sponsons
  • Engine mounting screws
  • Sponson nose blocks
  • Balsa fuselage nose block
  • Lightweight PETG (plastic) cowling
  • Step by step illustrated building and setup manual

Required for nitro version:

  • 3.5cc Nitro outboard
  • 2 channel radio
  • 90 oz/in standard servo for steering (waterproof is best)
  • Mini servos for throttle and mixture
  • 8 ounce fuel tank and fuel line
  • Steering cables or pushrod (and servo mount)
  • 440 prop (Zipp 4007)

Required for FE version:

  • 3.5cc outboard lower unit
  • 2 channel radio
  • 90 oz/in standard servo for steering (waterproof is best)
  • 36mm motor with water jacket ( Zipp 635 and 709)
  • 150A speed control (Zipp 705)
  • 4S 5000 mah battery (60C or higher)
  • 440 prop (Zipp 4007)
  • Servo mount (Zipp 3711)
  • Pushrod and connectors

Both require glue, sealer and paint We recommend medium CA for the fuselage, 30 minute epoxy for sponson assembly and epoxy finishing resin for sealing.


Last edited by Jim T. Graham; May 17, 2021 at 01:11 PM..
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May 17, 2021, 06:45 PM
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I got mine! can't wait to dig into it. Zipp makes some great kits that are super easy to build.

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