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MG Midget and Sprite Technical - Spark plugs

Thought some on here might be interested in this which came from another forum. Apart from the listed info the first few pages are worth a read if you dont know much about plugs. Its good to see some large manufacturers still thinking its worth maintaining data for classics.

http://www.ngkpartfinder.co.uk/files/NGK_Classic_Vehicles.pdf

Trev
Trevor Mason

That's a good find Trev, cheers.
Printing it for the car-porn folder.
Greybeard

Thanks for the link - downloaded and saved.

Richard
Richard Wale

I've just compared Sprite 1.3 ( their spec) with midget 1.3. Sprite is BP6ES but Midget is BP5ES (!!) so does it matter? As I understand it a 6ES runs cooler.
Bill
W Bretherton

Different grille, Bill.

Thanks for this, Trev. Filed.
Nick and Cherry Scoop

This is all useful stuff, but I always take the view that these are guides only. BP6ES is for sure a good start point, but such is the variation in other workings of the engine that such a grade of plug may not be ideal for that particular engine. The acid test is to look at the colour of the plug after a plug chop test/suitable running around a while or to act on the feedback from the engine itself - i.e. does it start OK from hot and cold, does it misfire, does it pull well etc ad infinitum. Of course such symptoms may have a root cause elsewhere, but plugs are cheap and relatively simple to identify if they are at fault.
Oggers

Oggers if you read the first few pages it tells you exactly that, to the point of it depends whether you drive it hard or just pootle about infrequently.

Trev
Trevor Mason

This thread was discussed between 05/07/2016 and 06/07/2016

MG Midget and Sprite Technical index

This thread is from the archive. The Live MG Midget and Sprite Technical BBS is active now.