25 lb/in Spring Rate
Extended sides come up above the muffler
1999-1999 Ford F-250 Super Duty
Recirculation-style pump with integral fittings for quiet operation
Weiand Hi-Ram Intake Manifold - Power Band To 7800RPM Weld Boss and Plug Kit 25 lb/in Spring RateWeiand Hi Ram Intake Manifold 1985 Power Band To 7800RPM Rectangular Port Not Legal For Sale Or Use In Cal. Not Street Legal Race Use Only Square Flange Carburetor Mounting Special D Shaped Port Runner Design Large Plenum Chamber Applications include: Bel Air, Biscayne, Blazer, Blazer K5, Brookwood, C10 Pickup, C10 Suburban, C20 Pickup, C20 Suburban, C30 Pickup, Camaro, Caprice, Chevelle, Chevy Ii, Corvette, El Camino, G20 Van, G30 Van, Impala, K10