L8T Forged Crankshaft Genuine GM

This crank can be fitted to all LS engines ( some needing to be clearanced)

When fitting this crank to a LSA or LS3 with a 4.065 bore the new engine capacity will be 6.6L or 400Ci.

Forged centrally balanced made in the USA crank

Genuine GM forged crankshaft from the Gen V 6.6L L8T

GM Part Number 12708884

- Forged
- 3.860 inch stroke
- 58x crank trigger
- 8-bolt flywheel pattern
- Centre counter weighted design

5.3L and 6.0L iron blocks must be clearanced  to use this crankshaft

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