These new springs fit Holley 2 barrel out board carbs for 1967/1969 427 with vacuum secondary. List #'s 3659.
Gates BX81 Tri-Power V-Belt 84" Industrial Power Transmission Belt
1966-1967 Pontiac GTO Tri Power Throttle Cable -New
1966 Cutlass 442 Tri Power Accelerator Throttle Cable Linkage Kit - New
1966 Cutlass 442 Tri Power Secondary Rod Arms Throttle Lever Pair - New
Holley/Corvette Premium Carb Rebuild Kit For Tri Power.
Holley/Corvette Premium Carb Rebuild Kit For Tri Power Plus Two Vacuum Diaphragm