FLOTEK Thumper Cylinder Head - Assembled - 2.020 in/1.600 in Valve - 185 cc Intake - 60 cc Chamber - 1.460 in Springs - Angle Plug - Small Block Ford Combination Valve 1957-1959 GMC PM153

1957-1959 GMC PM153

500" long for use with Oldsmobile 350 and 403 with 1441-KIT rocker kit

If clamping

Wire harness with 20-amp inline fuse included

Ford Compact SUV / Truck 1989-2001

FLOTEK Thumper Cylinder Head - Assembled - 2.020 in/1.600 in Valve - 185 cc Intake - 60 cc Chamber - 1.460 in Springs - Angle Plug - Small Block Ford Combination Valve 1957-1959 GMC PM153Product Description: Cylinder Head Thumper Assembled Flat Tappet 2. 020 in 1. 600 in Valve 185 cc Intake 60 cc Chamber 1. 460 in Springs Angle Plug Aluminum Natural Small Block Ford Sold Individually Flo Tek manufactures aluminum cylinder heads for big block Chevys and small block Chevy and Fords. Each head comes preassembled with valves and springs.