Time Away
We will be closing for Two week in Mid May Our last trading day will be Friday 8th May 2026.
Any orders placed after this date will be processed when we reopen on Monday, 25th May.
Stainless Steel Washer this part is a direct replacement for the original, offering superior durability and corrosion resistance. Please note price shown is per washer.
Key Features
Part Number: 42-6078
Material: Stainless steel
Dimensions (Approximate, for Identification Purposes):
- ID: 11/16" (17.46 mm)
- OD: 1' 3/16" (30 mm)
- Thickness: 1/8" (3.1 mm)
Note: Measurements are approximate and unfitted. Please verify compatibility with your model.
Compatibility:
BSA A7, A10, B31 & B33
Unlike most washers on the market, this washer is turned, not stamped out. When polished, it adds an elegant touch to your motorcycle’s aesthetics. Produced in Cornwall, England by CPC Engineering using precise CNC manufacturing techniques, ensuring consistent quality and performance.
42-6078 - Washer
- Brand: CPC Engineering
- Product Code: 42-6078
- Availability: In Stock
-
£4.50
- Ex Tax: £3.75
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Tags: BSA, A7, A10, B31, B33, washer, 42-6078, WasherID, 11/16, 17.46, cpc, engineering, spindle, washer, iron, hub, wheel, rear,


