Complete Small Block Ford Windsor 289-351 203cc Aluminium Cylinder Heads with 58cc Chamber (Pair) 2.13" x 1.28" Intake Port, 1.40" x 1.40" Exhaust Port Front Brake Conversion Kit - Recommended for brake

- Recommended for brake

Note: System is only designed to be active forshort periods of time (30 seconds or less)

Delco Style

11" Rotors Drilled & Slotted Rotors

9" Single Diaphragm

Complete Small Block Ford Windsor 289-351 203cc Aluminium Cylinder Heads with 58cc Chamber (Pair) 2.13" x 1.28" Intake Port, 1.40" x 1.40" Exhaust Port Front Brake Conversion Kit - Recommended for brakeHead Specifications Material: A356 Aluminium Chamber Chamber: 58cc Intake Port Volume: 205cc Intake Port Dimension: 2. 13" x 1. 28" Exhaust Port Volume: 71cc Exhaust Port Dimension: 1. 40" H x 1. 40" W Exhaust PortLocation: Raised . 250" Spark Plug Location: OEM Intake Valve Diameter: 2. 08" Exhaust Valve Diameter: 1. 60" Valve Stem Diameter: 8mm Valve Spring Pocket I. D.: 1. 64" Valve Guide Material: Manganese Bronze Valve Guide O. D.: . 490" (.