Pay in 4 interest-free payments of $33.12 Learn more
Ships within 48 hours · Estimated delivery Aug 13 - Aug 18
Price is for 8 valves
yet enough balls up top to pull hard to our USAC mandated 9400 rpm limit
Thermal Gasket Included
4 Piston Extreme Race Chain Guides are one of the biggest breakthroughs EVER for K-Series engines
4P CNC Porting for Skunk2 Ultra Manifold Gasket Price is for 8 valvesIf you have already purchased a Skunk2 Ultra Race or Ultra Street manifold, you can send it to the address below to be CNC Ported. 4 Piston Racing CNC Ported runners flow 50 70 CFM more air than an off the shelf manifold depending on the port profile. These ports are designed to be port matched to our race winning CNC ported cylinder heads. Please included your contact info and what engine you have in the box with the runners. Ship the manifold
