Home / Bolts & Studs / ARP 1/2-20 SS 12pt nut kit “ARP Porsche 911 AC 2.0L & 2.7L crankcase thru bolt kit” has been added to your cart. View cart ARP 1/2-20 SS 12pt nut kit€ 15,09 ARP 1/2-20 SS 12pt nut kit quantity Add to cart SKU: ARP-400-8324 Categories: Bolts & Studs, Motor Brand: ARP Related products Bolts & StudsEngine & Performance ARP cabinet with SS hex accessory bolts Bolts & StudsEngine & Performance ARP Caterpillar C15 12pt head stud kit Bolts & StudsEngine & Performance ARP Head Stud Kit Ford 6.0L Powerstroke Diesel CA625+ Bolts & StudsEngine & Performance ARP Chrysler 5.7L/6.1/6.4L Hemi HSK GEN III CA625+