Earl's Tube Nut -8 AN - 1/2 in Tube - Blue 1341018 Red / Clear Anodized

Red / Clear Anodized

such as low speed pre-ignition issues

Made of aluminum with angled pockets

they are legal for the street

LT1 OptiSpark II

Earl's Tube Nut -8 AN - 1/2 in Tube - Blue 1341018 Red / Clear AnodizedEarl's offers the most complete line of adapter fittings in the industry. In addition to the standard range of AN adapters in both aluminum and steel, over the past 30 years Earl's has designed and manufactured a wide selection of special adapter fittings to meet the needs of the racing industry. These specials include metric to AN, inverted flare to AN and power steering fittings. Product Description: Tube Nut 8 AN 1 2 in Tube Aluminum Blue Anodized