Websites that sell our kits: Offshore Electrics - 16th and 12th Scale MissK and MissK+ Karelsen Unlimited Shovelnose Hydroplane Kits South River RC Boats - 16th and 12th Scale MissK and MissK+ Karelsen Unlimited Shovelnose Hydroplane Kits, 1/12, 1/10, 1/8 and 1/6 scale Merlin and Allison Hydroplane Engine Kits These kits also available directly from us: 6th Scale Allison Engine all Plywood Laser-Cut Kits. $46.00 6th Scale Merlin Engine All Plywood Laser-Cut Kits. $48.00 10th Scale Merlin V-12 Laser Cut Kits. $28.00