QuickTime Chev GM 153 Tooth 1pce RMS Modular Construction Racing Flexplate # RM-823The Racing Modular Flexplate was designed specifically for the racer or hardcore enthusiast in mind. The modular design using a laser cut 4130 steel starter ring creates a much stronger design for high horsepower applications. No welds holding dissimilar materials to fail. This laminated design also allows the Flexplate to flex as designed and helps with engine harmonics compared to other billet designs on the market. All Flexplates are neutral