Like new condition, has tested less than 10 heads, current model today, always stored in climate controlled tool room, Brzezinski Slider Flow Stand, (3) Cylinders, (5) Head Plates, (2) Ex Port Extensions, (2) Intake Port Flow Guides, (2) Manual Valve Openers & Performance Trends Automatic Opener with Port Flow Analyzer Software, Carburetor Adapters, SF Certified Flow Plates to verify Accuracy, & More.....