Genuine Honda J37 78/70MM Throttle Body FN2 Type R Honda S2000 AP1 AP2 After several years of Research

After several years of Research & Development on our championship winning race cars

To fit this to your original K20A/K20A2 you will also need an RBC Adaptor Plate (for the throttle body) which we also sell

Seized on many vehicles we see in the workshop now requiring replacement

Hardrace 25

Genuine Honda J37 78/70MM Throttle Body FN2 Type R Honda S2000 AP1 AP2 After several years of ResearchGenuine Honda J37 78 70MM Throttle Body FN2 Type R HONDA J37 Throttle Body. This throttle body is an excellent upgrade over the FN2 OEM throttle body. It features a 12mm bigger (over OEM) bore. It comes complete with the P2R Adaptor plate and fixings and a genuine Honda Gasket. You will need to port match the RSP and RRC inlet manifold to 70mm otherwise a bottle neck will occur. The ultimate DBW genuine Honda OEM throttle body.