Upper Injector EFI Location Option SC2 900" or more valve lift

900" or more valve lift

combined with a 1

factory-style blowers

the LS-CR Heads bring the same HP potential witnessed with the SC2 heads to the LS platform

Manifold has LSR bolt placements

Upper Injector EFI Location Option SC2 900" or more valve liftManifold with Upper Injector Location for EFI instead of the standard lower location. Upper Injector location has been shown in testing to make slightly more power than the lower placement. People running Direct Port Nitrous also prefer the upper injector placement as it allows for the nitrous plumbing to be kept low and out of the way of the throttle body making for a better packaged setup. Select this option and add to you cart if you prefer upper