Sealed Power R-856A Rocker Arms – Set Of 8, 68-79 GM GMC 260-455 Big Block

Build your classic GM engine with this set of 8 Sealed Power R-856A rocker arms.

They fit a wide range of GM and GMC engines from 1968-1979, including displacements like 260, 300, 350, 400, 403, 425, and 455.

These are new old stock or new other—meaning they're unused but may not be in sealed packaging.

The quality is Sealed Power, so they're solid.

Perfect for rebuilds on trucks, muscle cars, or motorhomes.

No UPC, just pure vintage goodness.

If you're piecing together an engine or replacing worn rockers, this set is a find.

Get your project running with these tough, reliable arms.