Harmonic Balancer Bolt, 12-Point AR245-2501

Harmonic Balancer Bolt, 12-Point 245-2501 AR245-2501 fits Chrysler 318-440 & 426 Hemi With Thin Balancer 3/4-16 Thread x 1.420" UHL, 1-1/16" Socket SB BB CHRYSLER HEMI 426 As The Crankshaft Flexes And T wists, The Balancer Absorbs In credible Amounts Of Kinetic En ergy. To Ensure That The Balan cer Is Locked In Position Arp Has Developed These Ultra Stro ng 200,000 Psi Bolts That Let You Exert Maximum Clamping For ce. Special Features Include 1 /4 Thick, Wide Area Washer And An Extra Tall 12-point Head T hat Accepts A Deep Socket And Aliminates The Worry Of Stripp ing The Head.