Engine Harmonic Balancer Fits SB Chevy Engines 6-3/4 Inch Internally Balanced Proform Engine Rocker Arm and Push Rod Kit tighten the knob to lock

tighten the knob to lock the inside measurement

Unit has a 4

Includes Straight Edge Cover For Protection When Not In Use

Each pump is made from durable but light-weight die-cast aluminum with epoxy powder coating for corrosion resistance

Screw-In Style With Oil Pan Entry

Engine Harmonic Balancer Fits SB Chevy Engines 6-3/4 Inch Internally Balanced Proform Engine Rocker Arm and Push Rod Kit tighten the knob to lockThese are brand new OE replacement harmonic balancers. Affordable pricing eliminates the need to clean your old stock balancer. Enhance your balancer by adding the patented balancer covers. Sold individually. Product Details: Engine Harmonic Balancer Fits Small Block Chevy Internally Balanced Engines With A 6 3 4 Inch Diameter Non SFI Approved Made From Nodular Iron and Features a Natural Finish Includes Degree Markings 100 percent New OEM Replacement