jet jon

  1. M

    Jet boat build advice on ply thickness and fiberglass weight.

    Good morning, I will be beginning another build this winter. I plan to build a bateau GV11. I will be grafting in a yamaha 650cc jet pump and engine after completing hull to plan specs. Plans call for 1/4" ply for bottom/sides and 3/8 ply for transom and support frames/seats. I would...
    • Mrjake
    • Thread
    • dangerous fun go fast boat jet boat jet jon mini jet
    • Replies: 37
    • Forum: Boatbuilding
  2. S

    15ft StarCraft V8 and jet conversion

    New here figured I'd share my current project. Started with a 15 ft aluminum hull with a small outboard. Marinized a '05 4.8l gm LS V8 engine. Mounted a Berkeley 12jc pump with a trim nozzle in the boat. Have done a lot of welding in reinforcements and I'm almost ready to weld in the stringers...
    • sm465np205
    • Thread
    • berkeley jet drive jet boat jet conversion jet jon jon boat ls engine repower river boat
    • Replies: 24
    • Forum: Jet Drives
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