Chevy LS2 4.000" 403ci Forged Rotating Assembly Kit [4.005] except stock equipped EGR

except stock equipped EGR

These coils feature advanced bobbin technology

We recommend using our Speedmaster LSD or Full Spool units

Their strong die-cast aluminum design ensures an excellent gasket seal and dissipates heat better than many other covers

This manifold will typically produce more power than any similar competitive manifold due to larger ports and runners

Chevy LS2 4.000" 403ci Forged Rotating Assembly Kit [4.005] except stock equipped EGRSpeedmaster Chevy LS2 rotating assembly featuring a precision ground forged 4340 steel crankshaft, 4340 chromoly H beam connecting rods, and forged flat top pistons matched to your bore size.