ARP head stud kit for the Ford Modular 4.6L and 5.4L 2-valve and 4-valve V8. Forged from ARP2000 alloy with hex nuts for high, even clamping load to seal the head gaskets on built Modular engines.
| Type | Head stud kit |
| Engine | Ford Modular 4.6L/5.4L 2V/4V V8 |
| Material | ARP2000 alloy |
| Drive | Hex |
| Fastener | Studs with nuts |
| Part Number | 256-4001 |
Shipping: In-stock orders placed before 3 PM EST ship the same day, and everything else ships within 24 hours. Standard, expedited, and overnight options are available at checkout. Backordered items ship as soon as we get them back in stock. Contact us for lead times. See the full Shipping Policy.
Returns: 30-day returns on new, unused items in original packaging. See the full Refund Policy.
