350 Small Block Chevy 153 tooth for internally balanced Chevy 350 engines. Requires balancing plate for use on 383, 400 and 454.
577-FRA112 - This flexplate has dual bolt patterns for the converter, one approximately 9-3/4" and one approximately 10-3/4". Flexplate O.D. is 12-3/4". Not SFI certified.
910-48369 - 168 Flexplate for 1967-1978 internally balanced small block and big block chevys, such as 350/427 with a 2-piece rear main seal. The center hole of this flexplate measures approximately 2-1/2" I.D. Torque converter bolt circles for this flex plate are 10-3/4" and 11-1/2".