Speedmaster SuperStreet-Series Top End Engine Combo Kit Big Block Chevy 454
746-PCE435.1018
Product Q&A
View Now
Big Block Chevy
Don't spend hours figuring out which pieces and parts you need to get what you want from your engine. Procomp Electronics has already done the work for you; 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 Procomp Electronics cylinder heads
Intake manifold
Valve covers
Intake manifold gaskets
Roller rockers
Guideplates
Screw in studs
Assembly Specifications
Max Lift: .580
Coil Bind: .740
Intake Install: 145lbs @ 1.9
Exhaust Install: 145lbs @ 1.9
Closed Sear Pressure: 145lbs
Open Seat Pressure: 360lbs
Intake Manifold Information
These manifolds for Big Block Chevys are a worthy companion to our phenomenally su
Specifications:
Will I have to convert to a carborator or can I still use the stock fuel injection?
What horsepower can I expect to see with this kit
Will this work on a gen 5 block?
What pushrod length do I use with this top end set up? Just stock length?
Will this kit work with mark VI block
I have a stock lower end and cam in a c30 will this kit work with a stock block, rotating assembly, and cam?
What are the specs of the heads? Chamber cc?
How much hp is this kit rated for?
Motor Vehicles
WARNING: Motor vehicles contain fuel, oils and fluids, battery posts, terminals and related accessories which contain lead and lead compounds and other chemicals known to the State of California to cause cancer, birth defects and other reproductive harm. These chemicals are found in vehicles, vehicle parts and accessories, both new and as replacements. When being serviced, these vehicles generate used oil, waste fluids, grease, fumes and particulates, all known to the State of California to cause cancer, birth defects, and reproductive harm.
Tools:
WARNING: Some dust created by power sanding, sawing, grinding, drilling, and other construction activities contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Some examples of these chemicals are: lead from lead-based paints, crystalline silica from bricks and cement and other masonry products, and arsenic and chromium from chemically treated lumber. Your risk from exposure to these chemicals varies, depending on how often you do this type of work. To reduce your exposure, work in a well-ventilated area and with approved safety equipment, such as dust masks that are specially designed to filter out microscopic particles.
Electrical Cords
WARNING: The wires of these products contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Wash hands after handling.