Upper Coolant Housing Filler Neck B16 B18C5 16AN Fitting Type R Civic DC2 Si CRX Fuel Pressure Regulators Fits all K-series engines

Fits all K-series engines

The unit bolts up directly to the stock Honda block and replaces the lower power steering bracket

The hoses are made with a thick high temp rated silicone and 3-ply for excellent reliability

1992-1994 Honda Prelude (Si 4WS)

Inlet/Outlet: 3/8inch NPT

Upper Coolant Housing Filler Neck B16 B18C5 16AN Fitting Type R Civic DC2 Si CRX Fuel Pressure Regulators Fits all K-series enginesUpper Coolant Housing Filler Neck B16 B18C5 16AN Fitting Type R Civic DC2 Si CRX The B16 B18C5 (Type R) Upper Coolant Housing offers a versatility you won't get anywhere else. We offer this with standard silicone hoses or AN fittings. This unit allows you to point the overflow fitting in any direction to allow clean and simple setup.