4 ms·
it's not actually primarily a lubricant, it's an octane-increaser (detonation reducer)
by ledauphin 3y ago
it's not actually primarily a lubricant, it's an octane-increaser (detonation reducer)
- sojournerc 3y agoIIUC, it's both, but you're right lubrication is not it's primary purpose, but I think the reason leaded fuel is hard to replace is that the lubricating properties are difficult to replicate. > wherein it served as an effective antiknock agent and reduced exhaust valve and valve seat wear. https://en.m.wikipedia.org/wiki/Tetraethyllead https://en.m.wikipedia.org/wiki/Tetraethyllead
- jabl 3y agoThat's mostly an issue on cheap engines without hardened valve seats. Aviation engines switched to hardened valve seats well before WWII.