We are supporting Crankshaft OEM 13310-NSX-000 for Honda Acura NSX premium performance parts and suspension kits for production vehicles, as well as a series of racing engines for professional motorsports, ranging from Formula 3 to Super GT. With more than 10 years of motorsports experience, we are one of Japan's premiere motorsports engineering and manufacturing companies. Our engineers combine the latest technologies in product design, testing, and manufacturing, along with high grade materials, to produce the finest quality race proven products available. To ensure the highest level of product quality, all our products are manufactured without compromise, in-house, in world. The NSX 84mm stroker Crankshaft is the same piece found in super GT racing engines which placed first in the GT300 class during the 2002 JGTC racing season. Designed for use with our connecting rods and piston kit, displacement is increased to 3.4 or 3.5 liters depending on if it's fitted to a C30A or C32B block. Fitment: Acura NSXCrankshaft For Honda website:http://www.firstautochina.com/crankshaft/crankshaft-for-honda/