46058 46067Ħ” Carbide Burr Set, 4 Piece 3” Carbide Burr Set, 4 Piece Long reach allows deep bowl blending in both intake and exhaust ports. Tool steel grade burrs are designed with rigid shafts for accurate porting in both iron and aluminum heads. Specialty Carbide Burrs These burrs really speed up the porting and polishing process! Use the double cut, heat treated, carbide precision ground burrs with either 3” or 6” long length shafts. Fits in standard die grinders, both electric and pneumatic. 13119Įngine Porting Kit Mandrels for Abrasive Rolls For abrasive rolls with 1/4” arbor hole. The friction of spinning buff, felt or burr melts a small amount onto the abrasive. NOTE: The Grinder’s Grease is supplied in a semi-hard state. A must for cutting aluminum and other soft metals 8 oz. Th is all-natural lubricant keeps your cutting tools clean for fastest work. Grinder’s Grease Abrasive cartridge rolls and carbide bits often load up, reducing their cutting ability. Tools The Eastwood Company offers all of the tools and materials you need to port your engine! Polish the Intake & Exhaust Valve-Guides Areas.Typical V8 cylinder heads take 12 hours to polish. Polishing is a great winter project, especially if you are already working on your engine. Procedure Polishing is not an expensive job but it does take time and patience. However, if you are building a race motor and want to reshape ports and valve guide bosses, Eastwood sells many different carbide burrs that you can use. Reshaping or redesigning ports is a much more advanced processes that requires a higher degree of scientific methodology and equipment to redesign the cylinder heads. Haphazardly grinding-out your ports will weaken your heads, potentially causing leaks or cracks. Over-enlarged ports will not increase your horsepower. Air flow is more sensitive to shape rather than overall size. There are typically three main areas which restrict air flow:Īddressing these three problematic areas can make a big performance gains! Throughout this project, we want to remove as little material as possible. As more air reaches the combustion chamber, you can add more fuel, increasing your engine’s horsepower! Removing the flaws and imperfections that are found on OE heads and manifolds can improve air flow, allowing more air to reach the combustion chamber. Always wear safety gear during any porting operationīasics Basic cylinder head polishing on OE cast iron heads can produce respectable performance gains. It is essential that you, and anyone else helping or watching, wear proper safety equipment to avoid injury from any flying metal particles. Polishing involves removing metal with a high-speed die grinder. Also avoid loose-fitting clothing, jewelry, or long-hair. Safety Goggles, Dust Mask, and Gloves must be worn at all times. However, you must take precautions to protect yourself as well as your engine. Safety Polishing cylinder heads, when done properly, is safe and a straightforward task. Beginners can polish their engine and realize horsepower gains of up to 10%! Polishing heads, or removing flaws that restrict airflow, is not difficult or costly. The Deluxe Port and Polishing kit includes 56 pieces in all, flapwheels, stones, cartridge rolls, mandrels and buffs.What It Is? “Porting” or “Port & Polish” refers to the reshaping and smoothing of the intake and exhaust passageways in engine cylinder heads. Ideal for cast iron or aluminum heads and intake manifolds. Port, polish and remove flashing on engine parts with an electric drill or die grinder. The most complete and comprehensive cylinder porting kit available today. Standard Abrasives Deluxe Cylinder Head Port and Polishing Kit
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