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Ships within 48 hours · Estimated delivery Sep 25 - Sep 30
It is OEM-quality and taken further with an ultra-high polish finish that reduces friction over the one-piece guides
LIMITED PRODUCTION: Production of these engines will be limited to 10 for 2026
Our preference is a wet block with this head dry
Premium PAC valvetrain designed for long life
4P R403 billet camshafts
4P Pro 156v2 - Turbo Package Tools It is OEM-quality and takenIntroducing 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 Competition Plus Valves 4 Piston Advanced Performance RACE Valve Spring Kit Ferrea Valve Locks Viton Valve Seals Assembled Recommended Use K24 Turbo or Supercharged K20
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