Pro Race Performance Products 6.75″ externally balanced Pro/Street Series harmonic balancer. Non SFI.
- For 400 and most 383 SBC externally balanced stroker engines
- Small Block Chevy
- Precision machined from nodular iron much stronger than oem, stock.
- Outer ring and hub are bonded together to prevent slippage
- Correct crank bore for proper fit to crankshaft
- Outside Diameter: 6.75 in
- High gloss steel finish with black timing marks plus marks at every 90°
- Non-SFI
- MPN: 21266
