JOES Micro Sprint LR BirdCage for 1-3/4" Axle H761001 Chevrolet: Monte Carlo 06 -

Chevrolet: Monte Carlo 06 - 07 5

-27 NPT Threads

long x 5 in

They dimpled their tubes at the port to make more room for the header bolts and they parallel ground their flanges to assure a tight seal

JOES Micro Sprint LR BirdCage for 1-3/4" Axle H761001 Chevrolet: Monte Carlo 06 -JOES Micro Sprint LR Birdcage features the high quality that is built into every JOES product. A Zerk fitting allows you to keep up on lubrication for friction free results. We provide all top quality hardware needed so you can bolt our BirdCage on right out of the package. Light, strong and friction free performance allows you to launch past the competition regardless of track conditions. Championship proven 5 1 2" Roll Center to give you the forward