235-2502 BB Chevy Balancer Bolt Kit
Product Information
ARP 12PT HARMONIC BALANCER BOLT 1/2"-20 RH X 1.550" SUIT CHEV BB ARP235-2502 Pro series cylinder head studs 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 200,000 psi for the 8740 material and 220,000 psi for ARP2000. ARP Pro series kits are also available with 12-point nuts, and all kits come complete with hardened parallel washers for an even load distribution and accurate torque readings.
Specs: Application: Chev big block Mark IV 396-454 C.I.D. & Gen V/VI 454 C.I.D.
Thread Size: 1/2-20 in. RH
Underhead Length (in): 1.550 in.
Head Style: 12-point
Washer Included: Yes
Fastener Yield Strength (psi): 200,000 psi
Fastener Material: Chromoly
Fastener Finish: Black oxide
Quantity: Sold individually. Notes: This bolt requires a 1 1/16 in. socket. |

Product Information
ARP 12PT HARMONIC BALANCER BOLT 1/2"-20 RH X 1.550" SUIT CHEV BB ARP235-2502 Pro series cylinder head studs 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 200,000 psi for the 8740 material and 220,000 psi for ARP2000. ARP Pro series kits are also available with 12-point nuts, and all kits come complete with hardened parallel washers for an even load distribution and accurate torque readings.
Specs: Application: Chev big block Mark IV 396-454 C.I.D. & Gen V/VI 454 C.I.D.
Thread Size: 1/2-20 in. RH
Underhead Length (in): 1.550 in.
Head Style: 12-point
Washer Included: Yes
Fastener Yield Strength (psi): 200,000 psi
Fastener Material: Chromoly
Fastener Finish: Black oxide
Quantity: Sold individually. Notes: This bolt requires a 1 1/16 in. socket. |