RTS Transmission Flywheel, Billet Steel, Black Oxide, SB Ford V8 289W-302W-351W, 302-351C, 28oz or 50oz External or Internal Balance, 157T, Each

SB Ford 157 Tooth Internal or External Balanced Billet Steel Flywheel RTS Explosion Proof billet steel flywheels are designed from the ground up to deliver high performance results. Starting with CAD engineering and tested to limits far above the SFI-ratings, these flywheels are then constructed from 4140 high-quality materials to ensure reliable results. These flywheels are sure to deliver what they promise. Features include: * 2 removable/ lnterchangeable weights 28oz & 50oz.( Early 28oz / Late 50oz) * CAD engineered * 4140 Steel and Heat-treated ring gears * Available in Standard finish or with a black oxide anti-corrosive finish * CNC-machined finish * Available in multiple configurations Note: The black coating is a black chemical conversion coating (not physically coated) and will not affect clutch disks.