Overview • Cast aluminum construction. | The EFI Hi-Ram manifold line has a new addition for the 351W Ford application. The runner length and tapered cross section design will perform well for a wide range of engine combinations. The engineering team also redesigned the water crossover passage to allow room for distributor phasing. Aggressive, bold, race-bred styling will make bad intentions clear for drag race, muscle car, marine, off-road, sandrails, pulling trucks, track, street-rod applications and more! | • Runner length and the tapered cross-section designed to perform well for a wide range of engine configurations | • EFI fuel rails are machined for -8AN O-ring Fittings with passages large enough to accommodate high fuel flows and dampen pressure pulsations in the fuel system and come standard with EFI Hi-Ram kits. | Manifold width is 11.32". | Manifold is designed for a 9.5" deck height. Features Manifold is designed for a 9.5" deck height. Black finish Requires the Use of Holley EFI Dual Sync Distributor - 565-111 Plenum Top Gasket Type – 3/32” Round O-ring Cord The 351W manifold is available to work with 95MM or 105MM GM LS throttle bodies EFI fuel rails are machined for -8AN o-ring fittings with passages large enough to accommodate high fuel flows and dampen pressure pulsations in the fuel system and come standard with EFI Hi-Ram kits.
