Holley Carburetor Heli-Coil Inserts Control Arm all the way back to

all the way back to the first propane kits

14 oz Tube

Magnesium Case

Choose from four sizes and round or octagon styles

1 Toggle / 1 Momentary Button

Holley Carburetor Heli-Coil Inserts Control Arm all the way back toUse to repair stripped fuel bowl screw threads in a carburetor main body. Also available #HLY26 2 Heli Coil Installation Kit (sold separately). Holley has been the undisputed leader in fuel systems for over 100 years. Holley carburetors powered every NASCAR Cup team and nearly every NHRA Pro Stock champion for four decades. Now, Holley EFI products power these cars and are dominating the performance world. Holley products for GM's popular LS engine