Small Block Chevy 6.75″ internal balance, iron, orange paint, elastomer design, applications 350 CID 1969-1998 yrs. Professional Products’ Restoration Harmonic Balancers provides enthusiasts who are restoring older model vehicles with a very cost-effective balancer that is visually and mechanically identical to the Original Equipment balancer. The dimensions and timing marks are the same. Please e-mail with questions.