Reinforced Clear PVC Breather Hose 5/8" I.D ( 2 Metre Length ) Aeroflow Fittings Fuel Etc.. Shank Length: 1

Shank Length: 1

they can handle engines with moderate compression ratios

or roughly 14

This will allow you to convert to soft line where needed

AF77-5015BLK

Reinforced Clear PVC Breather Hose 5/8" I.D ( 2 Metre Length ) Aeroflow Fittings Fuel Etc.. Shank Length: 1Part Number : AF315 015 2M Reinforced Clear PVC Breather Hose 5 8" I. D (16mm) 2 Metre Length Aeroflow's range of transparent PVC hoses are reinforced with a steel wire core to prevent kinking and collapsing. These hoses are great for Breather, Overflow lines where you want to see exactly what's going on inside. Available in 13mm (1 2"), 16mm (5 8"), 19mm (3 4"), 25mm (1"), 32mm (1 1 4"), 38mm (1 1 2") inside diameter sizes from 1m (3ft) to 15m (49ft)