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MG MGA - Origin of this B series head
| Any ideas.  Has a strange fitting at the rear corner ?  | 
| Dominic Clancy | 
| My only thought is that it must be a later head - post 1975 - as only they had the flat area just there. Possibly for a heater tap / take off as per the A series head. | 
| Chris at Octarine Services | 
| I think Chris is correct, some type of coolant take-off; see pic attached of closeup.  You can see a worm clamp on the black hose & what appears to be a metal end plug.  Not sure of the date of the head; perhaps a one-off.  Any way to see what the casting numbers are?  | 
| Nick Kopernik | 
| MSX  cross flow heads have a plug in this area for same reason - heater take off. Mike | 
| Mike Ellsmore | 
| It appears to be a post 1975 North American MGB head - as the car has a B engine, aircon and an OD gearbox, I surmise that the drivetrain has been supplanted from a B to get the whole aircon experience - it's in a Coupé I haven't seen the car, just trying to help out someone who is looking to buy an MGA | 
| Dominic Clancy | 
| It's probably the outlet for fitting the water heated choke that was on later model MGBs with Stromberg carbs. Jim | 
| JL Cheatham | 
This thread was discussed between 12/01/2020 and 20/01/2020
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