BSA Unit Singles Engine Sump Filter Screen Gauze 70-9979 B25 C25 TR25W Trophy Bolt Please refer to your parts

Please refer to your parts catalog for proper fitment and for the correct application

This barrel is made in England

Appears to be NOS (new old stock)

Not suited for Japanese or European applications

M Part number is 42-8051 or 42-8049

BSA Unit Singles Engine Sump Filter Screen Gauze 70-9979 B25 C25 TR25W Trophy Bolt Please refer to your partsNew Excellent Quality Late BSA Unit Singles Engine Sump Filter Screen Gauze. If your looking for an additional way (you Should!) to prevent "Unwanted" Debri in your Engine & Oil, then this Sump Filter is your Ticket! Made of Stainless Steel! Fits many Late BSA & Triumph Unit Singles from approx 1967 1973. This Screen can be used to replace the "Built In" Screens (in the sump plate) that where installed on many late model Unit Singles. Please refer to