MOAB GSR CNC Head Complete Engine This spring produces high rpm

This spring produces high rpm power that is lost in other valve springs

or Integra has been carefully developed after years of on-track development in 4P K20C1 racing engines

Skunk2 Racing has created a three-piece modular design that allows for easy disassembly

Set ring gap for specific application

000 rpm limit of stock pumps

MOAB GSR CNC Head Complete Engine This spring produces high rpmThe new MOAB GSR is the ultimate B Series racing CNC cylinder head. It moves 320 cfm through a 34mm intake valve and flow is improved through the entire lift range from top to bottom. This head is ideal for large all motor engines looking to make maximum power and for high horsepower turbo cars wanting to push beyond what our world record holding Outlaw ports have achieved. 4P CNC heads make significantly more power, AND last up to 3 times longer than