Howe Precision Max Upper A-Frame - 9-1/4" - Steel Cross Shaft w/ Slot & Key 7 Degree Angle AA0700AF1T61 1987 Chevrolet R10 CID 327

1987 Chevrolet R10 CID 327

And they've now come out with their Next Gen practice tree that offers the user a variety of added features

5"—measure the length of your sunroof to determine your size

Rotary swaged ends

Recommended intake gasket: Edelbrock #7235 or GM #89017465

Howe Precision Max Upper A-Frame - 9-1/4" - Steel Cross Shaft w/ Slot & Key 7 Degree Angle AA0700AF1T61 1987 Chevrolet R10 CID 327The Howe precision a frames offer the same low drag and low friction as other Howe precision products. The patent pending sealed dual row ball bearing design allows bind free movement under severe braking conditions or even if the a frame becomes damaged. The easily removable cross shafts are for use with tower mounts. The cross shafts are replaceable and available in three different styles. The ball joint mounting ring is reinforced to prevent flex