87 B2000 Fuel line size

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87 B2000 Fuel line size
insame1 avatar
insame1
+1y
I recently replaced the gasket on the fuel pump and noticed that all the lines are shot. I searched google and all the Mazda forums i could find with no answers. What are the inside diameters of the the two fuel lines?

For bonus points can anyone tell me the ID of the Vacuum lines?

I would like to replace all of both.

Thanks,
insame1
Cusser avatar
Cusser
+1y
I believe the fuel line inner diameters are 8.0 and 10.0 mm. Most auto parts stores stock metric i.d. stuff these days. 8.0mm is almost exactly the same as 5/16 inch. 10mm is somewhat larger than 3/8 inch, so make sure to get metric.

5/32 inch vacuum hose seemed to work fine on my B2200.
insame1 avatar
insame1
+1y
Awesome! thanks Cusser.

ps nice avatar pic.