Edelbrock NASCAR Edition RPM Air-Gap Manifold - SB Chevy 262-400 - 1500 to 6500 RPM - Black Finish Caps and Plugs 3/5 certified and includes SFI

3/5 certified and includes SFI tag

higher rpms are often limited by the incorrect positioning of the lifter's internal piston

Combine this with soft bushings that have massive amounts of deflection and you're left with poor performance

1999-1999 Ford F-250 Super Duty

2015-2020 Chevrolet Tahoe

Edelbrock NASCAR Edition RPM Air-Gap Manifold - SB Chevy 262-400 - 1500 to 6500 RPM - Black Finish Caps and Plugs 3/5 certified and includes SFIUtilizing the proven short runner tunnel ram style, both of these manifolds provide the next step up in performance for LT1 and LT4 owners. These are both direct stock replacements for OEM equipment with all required emissions features. 75013, Chevy, Chevrolet, Edelbrock, Intake Manifold, Intake, Manifold, Dual Plane, Performer RPM, RPM Air Gap, Black Powder Coated MANIFOLD Recommended intake gasket: Edelbrock #7201. Use RTV sealant to properly seal