The internal adjustable part throttle, or APT system is described. Modification to the air horn to allow easy access for adjustments. This internal APT was on most Quadrajets from 1976 to 1989 and allows fine tuning during part throttle or cruising speeds.
www.quadrajetpower.com
Items shown in this video and available at our website:
PR44K: custom full taper primary rods for the internal APT Quadrajet. Allow full tuning ability for part throttle. Great for stock engine or high hp. [ Ссылка ]
APTKIT. This kit has the APT adjusting tool, tap, and plug. [ Ссылка ]
TAP3816 tap for the plug. [ Ссылка ]
APTPLUG. [ Ссылка ]
APTWR2: wrench for adjusting the APT [ Ссылка ]
APTstud: [ Ссылка ]
APT spring: [ Ссылка ]
