Holley EFI - EFI Throttle Body Intake Elbow 4150 - Fits Ford Throttle Bodies The secondary retaining clip is

The secondary retaining clip is attached to the fitting on a tether chain

380 in Long - 3/8 in Diameter - 0

Rivet - 3/8 in Head - 3/16 in Steel Mandrel - 1/4-3/8 in Grip Range - Aluminum - Black Paint - Set of 250

Note that the NASCAR Youth Series / USAC rulebook states "All data acquisition and measuring devices shall be mounted securely within the roll cage or down tubes

Each kit comes with two connectors and four pins

Holley EFI - EFI Throttle Body Intake Elbow 4150 - Fits Ford Throttle Bodies The secondary retaining clip isThis cast EFI intake elbow allows the use of Ford throttle bodies on any intake manifold w the 4150 mounting flange. Slotted mounting holes & dual throttle cable mounting bracket bosses allow the elbow & throttle body to be mounted forward, sideways, or rearward. Features (4) vacuum ports, MAP sensor port, machined port matched to 4150 gasket, and 100 throttle body angle for extra hood clearance. Includes MAP sensor port cover, gaskets, throttle cable