Neutral Balance This cast iron balancer is used on 1970-74 350ci LT-1, Z-28, L-82 and all ZZ4 HO engines and has an inertia ring 1-11/16" wide.
It has 1969-up timing marks, use with GM p/n 3991436 timing pointer.
The Vehicle Fitment Guide is to be used as a general reference. The data has been provided by our suppliers and manufacturers and may contain errors or incorrect data. Always refer to a professional to verify correct fitment for your vehicle.