Tunnel Depth 4" at Front - tapers to 3/4". At tallest point by cap 9. Center-to-center mounting holes measure 9-1/2" from front to back, and both sets of holes are 3-1/2" wide apart. Features 5/8-18 thread hole for petcock.Uses pre 1996 screw-in type cap. The item "Wyatt Wicked 2.5 Gallon Stretched Gas Tank Harley Chopper Bobber Custom" is in sale since Sunday, September 28, 2014. This item is in the category "eBay Motors\Parts & Accessories\Motorcycle Parts\Body & Frame\Gas Tanks". The seller is "americanclassicmotors" and is located in Zieglerville, Pennsylvania. This item can be shipped worldwide.