Edelbrock 8187 Heater Hose Fitting Straight 3/8 in. NPT and 5/8 in. Barb Black Heater Hose Fitting Edelbrock 8187 Heater Hose Fitting; Straight; 3/8 in. NPT and 5/8 in. Barb; Black; Authorized Dealer - 100% Satisfaction Guaranteed Edelbrock 8187 Warranty: Yes