RCM / Arrow 79mm Billet Crankshaft Koyorad Late model H-series and F-series

Late model H-series and F-series DOHC engines may require the H-series block bracket from the 93-97 Prelude

Individual cylinder ignition retard and fuel enrich

15 bar of boost)

centre sections and backbox

1 bar (16 PSI) and gets the job done for stock driving

RCM / Arrow 79mm Billet Crankshaft Koyorad Late model H-series and F-seriesQuality. Innovation. Performance. The hallmarks of Arrow Precision. Only the highest quality raw materials, the latest methods and the knowledge of superbly skilled designers and engineers goes into the making of every Arrow Precision part. Engineering precision detailed cranks begins with only the highest quality materials and a flexible batch manufacturing process. Arrow Precision works to exacting standards creating a Subaru crankshaft reverse