Category: Lotus History

specific to the history of the lotus 900 series engine and its development in a Vauxhall Viva GT

Lotus History: Another engine found

Having done an articles or two a few years back on the prototype lotus engine story and all the reasoning of why I wanted a lotus engine in my GT, I thought that was as far as I would even know about the story. To recap I put a Lotus...

Prototype Lotus 907

Lotus 907 prototype update

This morning I popped over to John Toovey’s with my friends who owns the 907 prototype engine, we are very close now to an engine ready to run. The rocker covers and carburators need to be finished, otherwise its just the odd nut and bolt now. The engine is spotless...

Prototype Lotus 907

Lotus 907 Prototype

Just a quick update on the prototype 907 engine that is being rebuilt for a fellow Viva Gt owner, we are nearly there. He is told “it will be ready for christmas”. As a reminder for those of you joining the story late, here is the engine in question, as...

Lotus Logo

Lotus Viva History

More news on the hunt for Lotus Viva information, it does appear folks read this rubbish I post! I had an email to which I have replied I just hope more information follows? I Just stumbled upon you website re Lotus Vivas. Just thought you may like to know that...

© Institution of Mechanical Engineers 1973

Lotus 900 series engine history

Further to my earlier posts on the Lotus engines, a good friend (Tony) passes me a few links to forums where a technical paper was reproduced. I am going to reproduce it here as well. Its answered some of the questions on why the prototype Lotus engine has that huge...

People read this rubbish !

I got an email yesterday off the previous owner of the GT, was a big surprise and should help me no end, as I have lots of questions that have popped up during my ownership that would be nice to get some answers for. Bill (the previous owner) has also...

RAH713F Lotus 907 Prototype

Lotus Heads

Not all my readers are on Facebook so i thought i would post back some information I posted on Facebook so you can all see it. Its in response to a few questions from a 2.6 Lotus engine owner, I hope it adds to the greater knowledge and is interesting...

Prototype Lotus 907

Following from my last article I wrote, about the Viva GT Lotus Prototype; Andy has now got everything out of storage and a good morning was spent looking at the engine and noting some of the unique castings and internals used by Lotus. To remind you the Lotus 907 engine...

RAH713F

Lotus Viva GT History

A few Viva HB owners are now playing with the lotus 900 series engine in the front of our Vivas, be it the whole engine or just the head bolted to the Vauxhall unit. As part of the restoration of my GT (KGT 455G) the engine at some point or...

Lotus 907 prototype manifold

Exhausting work

A local GT owner to me has what could be a gold mine of information and parts that relate to the original Lotus 900 series engine development. Andy (the present owner or RAH) has lent me the all important exhaust manifold, so that when we get back to “lowering the...