BSA B31, M20, M21 Rigid & Plunger Main Wiring Harness, Genuine Lucas
A quality main wiring harness for rigid and plunger B and M series models from arm BSA A7 and A10 models from 1946 to 1955.
Includes the BSA B31, B32, B33, B34, M20, M21 and M33. This is a genuine Lucas item. Full cotton braided. Assembled in England Supplied with wiring diagram.
OEM: LU865493, 19-0690
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