Fits: 1999-2013 LS-Based Stroker Engines 383 408 416 421 427
Specs: 240/252 .600"/.600" 112LSA, 3 Bolt Pattern
Please note:
DOD/AFM equipped engines will require a DOD/AFM delete
VVT engines will require a VVT delete kit.
If installing in an engine originally equipped with a 1-bolt camshaft, a 3 bolt conversion kit will be required