This is a dIstributor drive housing 12A1136 off a 12CD BMC A Series 1275cc. Correct for a 948cc-1275cc BMC A Series (MG Midget, Morris Minor, etc).  It has held up very well.  No chips.  No cracks.  Overall this will be a great one to work with. You cannot beat the original old parts. Sold with guarantee. Get this for now or down the road. Shipping is gladly combined on multiple purchases to keep shipping costs as low as possible.