Speedmaster PCE435.1021 Fits Chevy BBC 454 Solid Roller CNC Cylinder Head Top End Engine Combo Kit

our Top-End engine kits will save you the time and hassle of mixing and matching components yourself. These kits are specifically designed to deliver the performance you want, at a better price than purchasing the parts separately. Kits include: Fully assembled PCE cylinder heads Intake manifold Valve covers Intake manifold gaskets Roller rockers Guideplates Screw in studs Assembly Specifications Max Lift: .650 Coil Bind: .925 Intake Install: 275lbs @ 2.1 Exhaust Install: 275lbs @ 2.1 Closed Sear Pressure: 210lbs Open Seat Pressure: 450lbs Intake Manifold Information These PCE Shootout Series Manifolds are designed to use a dominator style carburetor.

• Fully assembled Speedmaster cylinder heads
• Solid/Mechanical Roller Tappet
• CNC Port design is optimised for flow and velocity