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Since 1959, Standard Abrasives has led the specialty abrasives market.
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Pit Stop USA is The Online Motorsports Superstore! Standard Abrasives leads the specialty abrasives market. Since 1959, Standard Abrasives has supplied metal-working trades with a full range of high-speed deburring, grinding and surface conditioning products. In 1994, Standard Abrasives formed the Motor Sports Division to make a bold move into the automotive market segment. Standard Abrasives Deluxe Porting Kit is the most complete and comprehensive cylinder head porting kit available today. Ideal for cast iron and aluminum heads and intake manifolds. Individual components can be reordered for other deburring and polishing projects. Best results can be achieved when used with a straight air grinder or electric grinder with a 1/4" collet. Includes Porting & Polishing Do-It-Yourself Guide. Standard Abrasives Basic Porting Kit is a great kit for touching up a set of heads that have already been ported and polished. When freshening up a set with a valve job and new springs, this kit will make the job complete. Includes Porting & Polishing Do-It-Yourself Guide. Standard Abrasives Cartridge Roll Kit is a great value! Save time and money with this generous assortment of Standard Abrasives most popular types and grits of Straight Cartridge Rolls, in Coarse, Medium and Fine grades. Keep these Cartridge Rolls in your shop for a variety of hard-to-reach applications. Essential tools for engine porting, including intake manifold, heads and exhaust manifold. Kit includes 1/4", 3/8" and 1/2" cartridge rolls, in 40 and 80 grit, and mandrels. We feature Standard Abrasives products at low everyday prices!