Part #: RY121.
Fast Idle Relay Standard Motor Products RY121
Holley Manual Choke Fast Idle Cam Lever Kit. Fits 2300, 4150, 4160 Carbs.
Holley Electric Choke Fast Idle Cam Lever Kit. Fits 2300, 4150, 4160 Carbs.
Holley Red Fast Idle Choke Cam - Five Pack.
