Vehicle Fitment
- Fits Following Engines: 348 CID Chevy Big Block V8
- Fits Following Engines: 409 CID Chevy Big Block V8
Aluminum Crankshaft Hub (Chevy Big Block V8) (ALL90030) by AllStar Performance®. Lightweight aluminum hub is significantly lighter than traditional harmonic balancers and dramatically reduces rotating weight for quicker acceleration off the turn. Hub has engraved timing marks at 0deg and from 30deg-42deg, is 4-3/8" in dia., features (3) 3/8"-16 accessory threads and weighs just one pound. Fits all internally balanced Small Block Chevy engines. Designed for internally balanced engines only and must be balanced with rotating assembly.
AllStar Performance® The key to success in a car building project is access to high quality, reasonably priced parts that get the job done right. Each AllStar part is the result of dedication to research and development. Once a need is established, parts are designed and manufactured by talented craftsmen, many of whom are racers and hot rodders themselves. Many AllStar Performance parts are one-of-a-kind; you won't find them anywhere else.