Callies Ultra I-Beam Connecting Rods for Nissan GT-R VR38DETT BBC Journal oversize valves fat internal MAP sensor that

fat internal MAP sensor that can handle boost pressures up to 80 PSI of boost

Hand TIG-welded seams

* Eliminates Sponginess Under Braking

Outlet Fitting: -6AN 9/16"-18 Female

9 LSU sensor

Callies Ultra I-Beam Connecting Rods for Nissan GT-R VR38DETT BBC Journal oversize valves fat internal MAP sensor thatUltra connecting rods are made entirely in the U. S. A. Every Ultra connecting rod is produced from specially formulated TimkenSteel 4330V steel. This material is then precision forged in Michigan and fully machined in our Fostoria, Ohio facility. Many geometric nuances have been incorporated into the design of Ultra connecting rods. These design features enhance the Ultra against specific loads and stresses which are applied to connecting rods