4P Pro 156v2 - All Motor Package Nissan GT-R and a 4P B-Series TURBO

and a 4P B-Series TURBO Race Engine on back

and also has its own windage separation for more power

Recommended Valve Spring:

H22 Rooster Rings are BLACK in color

4P Pro 156v2 - All Motor Package Nissan GT-R and a 4P B-Series TURBOIntroducing 4 Piston Assembled Cylinder Head Packages. We pick the options for you to simplify your choices. If we were building the engine for ourselves, these are the parts we would use. Included in the Package 4 Piston Pro 156v2 CNC Cylinder Head with Bronze Valve Guides Ferrea 6000 Valves 4 Piston Advanced Performance RACE Valve Spring Kit Ferrea Valve Locks Viton Valve Seals Assembled Recommended Use K24 All Motor street or race 11: 1 to 14: 1