![1275cc MAIN ENGINE BEARING SET HEAVY DUTY [8G2391HD-040]](https://www.anchorboltcorner.com/wp-content/uploads/2026/10/1275cc-main-engine-bearing-set-heavy-duty-8g2391hd-040.webp)
1275 A series main bearings +040 in HEAVY DUTY- These are the 2.0″ type. These suit engine block like the 1275 cooper S & other 1275 engines until the introduction of the late A+ where they fitted the tang in the center of the block. Available in a series of sizes.
Alternative part number(s):
- CB91120 040
- MB 328CP 040
- VP91120HD-040
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