This is a pair of Airflow Research (AFR) Cylinder heads for your 5.0L or 5.8L Mustang! AFR is one of the most advanced cylinder head companies in the world and continue to prove it with awesome quality and performance. Unlike some after market heads, AFR’s small block Ford head fits all your stock components, no special parts are required!
Brand: Airflow Research
Manufacturer's Part Number: 1422
Cylinder Head Style: Assembled
Cylinder Head Material: Aluminum
Combustion Chamber Volume (cc): 58cc
Intake Runner Volume (cc): 185cc
Exhaust Runner Volume (cc): 68cc
CNC-Machined Intake Runner: Yes
CNC-Machined Exhaust Runner: Yes
Intake Valve Diameter (in): 2.020 in.
Exhaust Valve Diameter (in): 1.600 in.
Maximum Valve Lift (in): 0.600 in.
Outside Diameter of Outer Spring (in): 1.290 in.
Number of Springs Per Valve: Dual
Rocker Arm Studs Included: Yes
Rocker Arm Nut Thread Size: 3/8-24 in.
Rocker Arms Included: No
Rocker Arm Nuts Included: No
Guideplate Pushrod Size: 5/16 in.
Accessory Bolt Holes Drilled: Yes
Intake Valve Angle: 20
Exhaust Valve Angle: 20
Oiling Style: Through pushrod
Machined for O-Ring: No
Heat Crossover: Yes
Quantity: Sold as a pair
*These cylinder heads will accept factory emissions (AIR Injection) and are street ported.
*Some piston modification may be needed depending on your specific application.
AFR - Cylinder Heads Built for Racers... by Racers
If you are wanting to make big power in your Mustang or Lightning, look no further than AFR (Air Flow Research). They have dedicated over thirty years to research and developing cylinder heads and flow dynamics to make the most horsepower possible. Cylinder heads manufactured by AFR can be found on cars on both street cars and race cars. These fully assembled heads outflow and out perform other cylinder heads on the market!
Originally car bought from insurance company. It was stolen from dealership. Only frame was left. It took years to assemble from original owner. I'm the second owner. Improvements: 17" wheels, disc br...