BBF Ultra Pro Magnum XD R/A - 1.73 7/16 1963-ford-pickup-f-series-esi9432893 450 in - Duration 278

450 in - Duration 278 / 278 - 106 LSA - 2500 / 6800 RPM - Small Block Chevy - Each

130 in Long - Thru Hole - Steel - Each

50 Ratio - Non-Roller - Pushrods Included - Steel - Natural - Small Block Chevy - Kit

Nut - 3/8-16 in Thread - 1-3/4 in Long Studs - Steel Balls - Aluminum - Red Anodized - Winters Quick Change Gear Covers - Kit

750 in Reach - Gasket Seat - Non-Resistor - Each HAS (2) 3/8 NPT PORTS AND (1) 1/2 NPT PORT

BBF Ultra Pro Magnum XD R/A - 1.73 7/16 1963-ford-pickup-f-series-esi9432893 450 in - Duration 278Rocker Arm Ultra Pro Magnum XD 7 16 in Stud Mount 1. 73 Ratio Full Roller Chromoly Big Block Ford Cleveland Modified Each