CP Pistons Buick Grand National 3.8L Pistons

CP Pistons' Buick Grand National 3.8L pistons are as good as they come. CP Pistons was founded to service the needs of those with the desire to build engines of the highest quality and technology. With the use of proprietary tooling, dedicated cutters, and unique fixtures, their state-of-the-art equipment produces superior pistons that will not compromise your expectations. Their climate-controlled inspection department is the most advanced in the industry and is outfitted with computerized electronic equipment specifically designed for their needs. Every piston is engineered using sophisticated computer modeling for optimum designs, while their 5-axis machining capability enables them to create pistons for any application. Additional features include: * Suitable for nitrous oxide systems * Suitable for supercharged or turbo engines * Double pin oilers, force fed from oil ring * Pick lock for easy lock removal * Balanced to +/-1 gram * Accumulator groove included * Generous valve relief depths allow for high-lift cams and oversized valves * Fully CNC-machined Show Less