7-port head origins

General Chat with an emphasis on BMC Minis & Other iconic cars of the 1960's.
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Alex
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7-port head origins

Post by Alex »

The A-series was around for several years before it went into the Mini, and people were making them go faster from day one.
I've been looking but can't find a definitive answer - when did the first 7-port head surface ?
Was it in the 50s or 60s ?
Metric is for people who can't do fractions.
Herbert850
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Re: 7-port head origins

Post by Herbert850 »

Alexander 7 port was designed in 1958 was in full production by 1959
rpb203
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Re: 7-port head origins

Post by rpb203 »

Speedwell 7 port possibly a bit after and used on A40’s from memory?
Alex
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Re: 7-port head origins

Post by Alex »

Nice one chaps - thanks !
Metric is for people who can't do fractions.
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