Engine

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Here are some engine-related builder's tips.


NACA Ducts

Here's a picture of the vortex generators (VG) on the factory demo aircraft.

VGs on Factory Demo
VGs on Factory Demo - Wide View


Motor-Driven Fuel Valves

POLLAK® MOTOR-DRIVEN FUEL TANK SELECTOR VALVES @ J. C. Whitney For fuel-injected systems operating up to 65 psi. Designed to prevent returning fuel to incorrect tank. Weatherproof fiberglass-reinforced nylon valve body. Valve grounds to frame. Meets or exceeds DOT standards. Fits 3/8" I.D. fuel hose. Recommended fuse: 10 amps. Can be wired so original dash gauge indicates fuel level in either tank. Includes: switch, faceplate, wiring connector, instructions. Hoses not included—order separately. 2 styles: 3- or 6- port. 6-port valve required on vehicles with 3 lines attached to fuel pump. For 12-volt systems.

SKU Description Unit Price 81ZX2705U Electric Fuel Tank Selector Valve, 6-port, Motor-driven Unit Price 52.95

Jim_Agnew_2 at Yahoo dot Com

Motor-Driven Valve


POLLAK® 3-PORT SOLENOID-ACTUATED FUEL TANK SELECTOR VALVE @ J. C. Whitney

I do not recommend this valve due to its inability to maintain position without power!!!

For systems operating up to 8 psi. Fits 5/16" I.D. hose. Recommended fuse: 1.0 amp. Weatherproof fiberglass-reinforced nylon valve body. Valve grounds to frame. Meets or exceeds DOT standards. Can be wired so original dash gauge indicates fuel level in either tank. Includes: switch, faceplate, instructions. Hoses not included—order separately. For 12-volt systems.

SKU Description Unit Price 81ZX2686W Electric Fuel Tank Selector Valve, 3-port, Solenoid-actuated Price $36.9

Motor-Driven Valve