Nuke X-fitting BlackCheck out the Nuke website to see what else they offer and more info https: www. nukeperformance. com Listing is for: 1 x X Block body with 4 x AN 8 (3 4 UNF) threads 3 x AN 8 (3 4 UNF) to AN 8 Male fittings 1 x AN 8 (3 4 UNF) to AN 10 Male fitting 4 x Viton O ring for AN 8 (3 4 UNF) fittings The Nuke Performance X Block Adapter Fitting lets you divide or combine one fuel line into three with minimum flow loss. The X block is delivered with the most