Callies Ultra I-Beam Connecting Rods for Nissan GT-R VR38DETT BBC Journal KW Description: Single spring

Description: Single spring

* 100-1200°F operating temperatures

These downpipes come with all necessary hardware & gaskets needed for install

Computer Aided Design with Finite Element Analysis

It is also used in Drifting with it's rear wheel drive setup

Callies Ultra I-Beam Connecting Rods for Nissan GT-R VR38DETT BBC Journal KW Description: Single springUltra 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