These billet steel flywheel counterweights are designed to bolt onto our RTS Chevrolet flywheel (RTS-FW001) which converts it to an external balance in the application of 400 and 454 CI engines.

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RTS & Centerforce Performance Series LS1 LS2 LS3-LS6-LS7-L76, 168 Tooth Flywheel, Clutch, Dual Friction, 26-Spline, 1 1/8 in, 12 in, Disc, Kit

RTS & Centerforce Performance Series LS1 LS2 LS3-LS6-LS7-L76, 168 Tooth Flywheel, Clutch, Dual Friction, 26-Spline, 1 1/8 in, 12 in, Disc, Kit

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