The Pro Series cylinder head bolts from ARP are cold-forged to ensure molecular integrity. They are heat-treated prior to thread rolling and machining, and are rated at a whopping 190,000 psi. The Pro Series are also available with hex and 12-point heads.

Head Bolt Kit Dodge Hemi 5.7/6.1L Kit #: 147-3901 . Specifications; Socket Size(s) 10mm 12pt, 9/16 12pt: Jobber Price*: $406.81. Kit Instructions (opens in a new window) ... Please check with your ARP dealer for actual pricing. ...

Get the Best Performance with ARP Professional Series Head Bolt Kit Small Block Chrysler 5.7L & 6.1L Hemi 147-3901 parts at JEGS. Shop Now at the Guaranteed Lowest Price!

2020年10月4日 · These Pro series cylinder head bolts from ARP are cold-forged to ensure molecular integrity. They are heat-treated prior to thread rolling and machining and are rated at a whopping 190,000 psi. All Pro Series head bolts have a reduced wrenching hex or 12-point head.

ARP Pro Series head bolt kits are application specific and designed to deliversuperior strength typically associated with competition engines. Pro Series kits are available in standard (8740) 190,000 psi tensilestrength material and proprietary (ARP2000®) 220,000 psi tensile strength material where noted.

ARP-147-3901 CHRYSLER HEAD BOLT KIT FITS,5.7L & 6.2L HEMI, (PRO SERIERS) 12PT STYLE.

ARP Pro Series head bolt kits are application specific and designed to deliver superior strength typically associated with competition engines. Pro Series kits are available in standard (8740) 200,000 psi tensile strength material and proprietary …