ARP - Head Stud kit 625+ CUSTOM AGE (Mitsubishi/DSM 4G63 2nd Gen Eclipse/Evo all 7 bolts) 207-4302 impreza-sports-wagon-wrx-gga-applied-g-2006-2007-tc-ej207-h4 Part Number: GSL34-81SS2

Part Number: GSL34-81SS2

Race type high flow junction

Reference Number: 56143

Reference Number: B10150-75A

Reference Number: 309-10-0100

ARP - Head Stud kit 625+ CUSTOM AGE (Mitsubishi/DSM 4G63 2nd Gen Eclipse/Evo all 7 bolts) 207-4302 impreza-sports-wagon-wrx-gga-applied-g-2006-2007-tc-ej207-h4 Part Number: GSL34-81SS2Specifications: Manufacturer: ARP Reference Number: 207 4302 When Building or refurbishing an Engine, Arp is the reference for performance engine. All Custom Age 625+ studs are centerless ground, heat treated prior to thread rolling and machining, nominally rated at 270,000 psi. These fasteners deliver a 30% increase in tensile strength over the OEM Torque To Yield (TTY) head bolts. Tested to resist all abuse! Special moly base lubricant and torque