Holley Carburetor Heli-Coil Inserts Control Arm Choose from four sizes and

Choose from four sizes and round or octagon styles

Elite Series breathers are die-cast aluminum with a foam element

Upgrade or replace your HANS tethers with this kit

all the way back to the first propane kits

Magnesium Case

Holley Carburetor Heli-Coil Inserts Control Arm Choose from four sizes andUse 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