RTS Transmission Flexplate, SFI Black Premium Series, For Holden Conversion LS1 to 4L80E Wide Bolt Pattern 11.5”, 168 Tooth.

These RTS SFI Black Premium Series Flexplate's are made for high performance street car drivetrains. RTS flexplate made specifically for our Holden Chevrolet LS and other popular performance cars. Each flexplate is dynamically balanced to eliminate potentially damaging vibrations and electro-coated black for protection from the elements.

SFI 29.1 approved. Fits most LS-series Gen III and Gen IV Chev Holdewn Commodore, 6.0, 6.2 and 7.0 litre V8 engines using a 6 bolt crankshaft flange. Drilled for 11.5" wide GM converter bolt. Flexplate is .035" thicker than stock and the starter ring is welded to both sides of the flexplate for additional strength. Constructed from a high tensile strength material this flexplate resists elongation and cracking. All 168 tooth flexplates are sized for stock 3/8" mounting bolts and can be easily drilled for 7/16" diameter high performance torque converter applications