CNC-machined from aluminum extrusions, these aluminum fuel rails have a flow-through design and fittings on both ends where applicable. Designed for Edelbrock EFI manifolds, they come with all necessary hardware. Edelbrock EFI Fuel Rail Pro Flo XT GM LS1 Edelbrock Part #2045 Performer RPM Top End Kit is designed for 1968-87 Ford 460-522 V-8 engines. This Top End Kit produced 506 HP & 536 TQ on a 390 c.i.d Ford FE with 9.5:1 compression. Chevrolet:Small-Block Gen III LM7:325 (5.3L);Chevrolet:Small-Block Gen III LS1:346 (5.7L);Chevrolet:Small-Block Gen IV LC9:325 (5.3L);Chevrolet:Small-Block Gen IV LH8:325 (5.3L);Chevrolet:Small-Block Gen IV LMF:325 (5.3L);Chevrolet:Small-Block Gen IV LMG:325 (5.3L);Chevrolet:Small-Block Gen IV LY5:325 (5.3L)
