Earl's 90 Degree Adapter Fitting -12 AN Female Swivel to -12 AN Male - Black Vacuum Advance 10-12 in-Hg minimum vacuum requirement

10-12 in-Hg minimum vacuum requirement

Large fill plugs have a 3" opening

ARP High Performance series connecting rod bolts are made from seamless and defect-free 8740 chromemoly steel

11/16-18 in Thread

Earl's 90 Degree Adapter Fitting -12 AN Female Swivel to -12 AN Male - Black Vacuum Advance 10-12 in-Hg minimum vacuum requirementHard Anodized Aluminum Coating Penetrates Aluminum For Wear and Corrosion Resistance Made in the USA Available for Any Plumbing Situation And Many Custom Applications Provides An Aggressive Look Last Twice As Long As Traditional Anodized Fitting Hydraulic Coupling Adapter Black Anodized Product Description: Adapter 90 Degree 12 AN Female Swivel to 12 AN Male Aluminum Black Anodized Sold Individually Earl's Performance Products was founded by Earl