BSA Large Journal Sludge Trap Plug (1) 67-1211 - A10 / A50 / A65

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*Just Arrived & Now In Stock!* Brand New English Made BSA Pre-Unit & Unit Twins Crankshaft "Hex" Sludge Trap Plug Screw. When it comes to rebuilding Engines this part is a must have! Makes life easier down the road when you have to perform another rebuild! "Buggered Up" Sludge Trap Screws are now a thing in the past! Plug has a thread pitch of 11 TPI with a Diameter of 7/8". Fits BSA Unit Twins (Star, Lightning Rocket, Rocket, Cyclone, Wasp, Etc) from 1962-1965 only. Also fits BSA Pre-Unit 650 Twins (Road Rocket, Super Rocket, Spitfire, Etc) from 1958-1963 with the Correct "Large Journal" Crankshaft only. Please refer to your parts catalog and check your thread pitch for proper fitment.
*****Please note that this plug is not compatible with BSA Unit Twin Crankshafts from 1966-1972 as the thread pitch is different! Will not work on A7 & A10 Twin with the "Small" Crankshaft Journals!*****
•Made in the UK
•O.E.M Part number is 67-1211