Store › NOS Vacuum Control Valve Triumph TR250, 1969 TR6 Image 1 of 5 Image 2 of 5 Image 3 of 5 Image 4 of 5 Image 5 of 5 NOS Vacuum Control Valve Triumph TR250, 1969 TR6 $195.00 New old stock. Triumph TR250 TR6 IMPOSSIBLE TO FIND AND NECESSARY TO RUN RIGHT WITH DUAL ADVANE RETARD SYSTEM Quantity: Add To Cart Added! New old stock. Triumph TR250 TR6 IMPOSSIBLE TO FIND AND NECESSARY TO RUN RIGHT WITH DUAL ADVANE RETARD SYSTEM