Top Street Performance 6.4" Harmonic Balancer for Early Ford Small Block SBF

Top Street Performance high rise air gap performance dual plan intake manifolds perform best with high lift cams, tubular headers, and high flow heads. With large plenums and open runners that are raised above the valley allow for a cooler intake charge that will products more power. These manifolds give more top end power thank a stock dual plan manifold. Performance gains from 1,500-6,500 rpm make this manifold a great addition to your bracket car or weekend racer. Manifold features four corner water outlets, nitrous bosses, and dual distributor hold downs.

• Fits early Ford Small Block Windsor V8 harmonic balancer applications
• 6.440 in. internal-balance steel elastomer damper for SBF performance builds
• Controls crankshaft vibration and reduces harmful harmonics for improved durability
• SFI 18.1 certified with clear timing marks for street, strip and racing use