Home / Engine & Performance / Motor / 1/4-28 hex nut kit (10pcs) “ARP Porsche 911 AC 2.0L & 2.7L crankcase thru bolt kit” has been added to your cart. View cart 1/4-28 hex nut kit (10pcs)€ 10,68 1/4-28 hex nut kit (10pcs) quantity Add to cart SKU: ARP-200-8639 Categories: Bolts & Studs, Motor Brand: ARP Description Description Country of Origin: USA Related products Bolts & StudsEngine & Performance ARP Caterpillar C15 12pt head stud kit Bolts & StudsEngine & Performance ARP cabinet with SS hex accessory bolts Bolts & StudsEngine & Performance ARP cabinet with black hex accessory bolts Bolts & StudsEngine & Performance “SB2-2 3/8″” block 260ksi 12pt hsk”