Edelbrock Performer 5.0 351W Intake Manifold Phenolic Spacer Kit-1520 locks-and-hardware 9L V8 1977 Pontiac Firebird

9L V8 1977 Pontiac Firebird Base 403/6

8 V8 2007 Chevrolet Silverado 1500 Classic LS 325/5

Nissan Pathfinder Armada (2004)

) 9 Sensor Port Count 1 Air Tube Adaptable No Outlet Attachment Clamp-On Overall Length (In

The ECU must then reduce engine power to prevent detonation

Edelbrock Performer 5.0 351W Intake Manifold Phenolic Spacer Kit-1520 locks-and-hardware 9L V8 1977 Pontiac FirebirdBBK Performance phenolic intake manifold spacer kits have proven to be a great way to increase performance for late model Ford EFI owners. Each Phenolic spacer is CNC Machined from 3 8 inch phenolic material, these manifold spacer kits increase power by reducing the transfer of heat from the lower manifold to upper air intake manifold. This produces lower air intake temperatures which results in added horsepower and the ability to add more timing