HEMI Cylinder Head Bolts by ARP

Description

ARP HEMI Cylinder Head Bolts – Gen 3 5.7L, 6.1L, 6.2L & 6.4L

When you’re building or refreshing a Gen 3 HEMI, the fasteners holding your cylinder heads down are not the place to cut corners. These ARP HEMI Cylinder Head Bolts (P/N 147-3901) deliver the clamping consistency and strength your engine needs for a reliable, leak-free seal — whether you’re running stock power or pushing boost.

The Industry Standard in HEMI Fasteners

ARP is the undisputed go-to manufacturer of fasteners for the HEMI platform. From head studs to rod bolts, their engineering and quality are simply unmatched. Upgrading from worn or torque-to-yield factory hardware to ARP bolts ensures even, repeatable clamping load across every cylinder.

Key Features & Benefits

• Premium ARP-grade material for superior tensile strength and fatigue resistance.
• Consistent, repeatable clamping load for a reliable head-gasket seal.
• Reusable hardware — unlike factory torque-to-yield bolts.
• Ideal for stock rebuilds and high-horsepower builds, including forced-induction setups.
• Trusted by professional engine builders worldwide.

Technical Specifications

• Manufacturer Part Number: 147-3901
• Brand: ARP (Automotive Racing Products)
• Fitment: All Gen 3 HEMI — 5.7L, 6.1L, 6.2L & 6.4L
• Type: Cylinder head bolt set

Complete Your HEMI Engine Build

Doing a head gasket job? Pair these bolts with a MOPAR OEM HEMI head gasket set for a complete, reliable reseal. Then explore more Dodge Durango performance parts and Dodge Charger upgrades to finish your build.

Learn more about why fastener clamp load matters in the cylinder head bolt overview.

Order Your ARP HEMI Head Bolts Today

In stock and ready to ship. Add the ARP HEMI cylinder head bolts to your cart now and build your Gen 3 HEMI with the fasteners the pros trust — with fast shipping and expert Mopar support from MMX Power Parts.