September 24, 2010
how can i tell the difference between a forged and a cast crank on a chevy small block the engine is out?
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Comments on how can i tell the difference between a forged and a cast crank on a chevy small block the engine is out?
visual-coarse and pitted=cast
best to look up the numbers.
Stand the crank on its flange and tap it with a wrench, the cast will thud and the forged will ting like a wine glass, also a cast has a wide casting line and a forged has a really narrow forging line down the shaft