Description

Harmonic Balancer Bolt; 180000 PSI; 4135 Chrome Moly; 5/8 in. Wrench Size; w/Thick Washer; For Chevy Big Block; 12 Point; 1/2 in. -20 x 1.55 in. Under Head Length; w/out Logo;

Earl’s harmonic balancer bolts are made from high quality chrome moly steel with 180,000 PSI rating. The extra-tall 12-point bolt head won’t strip or allow the socket to slip-off when turning over the engine. Includes extra thick large diameter washer. Bolt and washer are black oxide coated.

• 180000 PSI Rating
• Made From 4135 Chrome Moly
• Black Oxide Coating
• Extra Tall
• 12 Point Bolt Head
• Wont Strip Or Allow Socket To Slip
• Extra Thick Washer