![FLOTEK Cylinder Heads 185-505: 185-505 Thumper Cylinder Head for Small Block Ford, 185 cc Intake, 60 cc Chambers, Hydraulic Roller .550 in. Max [Complete]](/web/image/product.product/78268/image_1024/%5BFLK-185-505%5D%20FLOTEK%20Cylinder%20Heads%20185-505:%20185-505%20Thumper%20Cylinder%20Head%20for%20Small%20Block%20Ford%2C%20185%20cc%20Intake%2C%2060%20cc%20Chambers%2C%20Hydraulic%20Roller%20.550%20in.%20Max%20%5BComplete%5D?unique=01dce3f)
![FLOTEK Cylinder Heads 185-505: 185-505 Thumper Cylinder Head for Small Block Ford, 185 cc Intake, 60 cc Chambers, Hydraulic Roller .550 in. Max [Complete]](/web/image/product.product/78268/image_128/%5BFLK-185-505%5D%20FLOTEK%20Cylinder%20Heads%20185-505:%20185-505%20Thumper%20Cylinder%20Head%20for%20Small%20Block%20Ford%2C%20185%20cc%20Intake%2C%2060%20cc%20Chambers%2C%20Hydraulic%20Roller%20.550%20in.%20Max%20%5BComplete%5D?unique=01dce3f)
FLOTEK Cylinder Heads 185-505: 185-505 Thumper Cylinder Head for Small Block Ford, 185 cc Intake, 60 cc Chambers, Hydraulic Roller .550 in. Max [Complete]
Assembled
Complete Aluminum Thumper Cylinder Head Small Block Ford Intake Ports: 185 cc Combustion Chamber: 60 cc Intake Valve: 2.020 in. Exhaust Valve: 1.600 in. Springs for Hydraulic Roller Cam .550 in. Max Lift Sold Individually