BALANCER FORD W 6.4in 28oz 3 or 4 BOLT

Professional Product's Powerforce series Harmonic balancer has a removable 28oz external weight, so it can be converted for use on internally balanced engines. 3 or 4 bolt.Should fit 289w, 302w, 351w 1963-69 with no spacer.Fits some applications with the use of a pulley spacer 351w, 351c, 400m 69-80 3.400in length .350 spacer 81006, 351w, 302w 1980 on 3.875in length .875 spacer 81008, 302w, 5.0ltr 1970-96, 351w 1980-96 3.950in length .950 spacer 81007