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Ships within 48 hours · Estimated delivery Aug 22 - Aug 27
Suit Previous Design AF49-4500 & 4501
These stack plate (modular style) coolers are fully brazed on all contact surfaces inside and out
600 exhaust with AFR's hardened ductile iron interlocking valve seats
Far superior to any other main bolts available for use in competition engines
Head Stud Kit, 12-Point AR234-4340 Product:fits Dart LS Next Iron Block Only With 15-Bolt Head Suit Previous Design AF49-4500 &Head Stud Kit, 12 Pointfits Dart LS Next Iron Block Only With 15 Bolt Head AR234 4340 234 4340 It is for good reason that virtually every top professional engine builder relies on ARP Pro Series head studs for their all out competition powerplants. Simply stated, there's not a better stud setup on the market today. For openers, ARP only uses premium grade 8740 alloy and a proprietary ARP2000 alloy that are rated far superior to "aircraft" quality
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