Allstar Performance SFI Flex Plate 168T External Balance - SB / BB Chevy 10214 4 AN Male to 1/2-20

4 AN Male to 1/2-20 in Inverted Flare Male

Featuring a lightweight carbon-glass composite shell

holding it secure for drilling

1 to 2 in Tube

Allstar Performance SFI Flex Plate 168T External Balance - SB / BB Chevy 10214 4 AN Male to 1/2-20Flexplates transfer engine power to the transmission, include the starter ring gear, and have dual (10 3 4" and 11 1 2") converter bolt patterns unless specified. SFI flexplates meet SFI 29. 1 specifications including . 035" thicker material than stock OE plates, starter ring gears welded on both sides, and a gold zinc chromate finish. 153 tooth flexplates measure approximately 12 7 8 in diameter. 168 tooth flexplates measure approximately 14 1 8 in