If you don't have hours to spend accumulating all these small parts, then PROFORM's performance rebuild kit is the perfect solution. The kit includes two size 110 machined needle and seat assemblies, needle and seat adjustment screws and nuts, two 30cc accelerator pump diaphragms, a high flow 4-window size 4.5 power valve, four non-stick precision die-cut gaskets for metering blocks, a non-stick precision die-cut gaskets for the main body/throttle body connection, a non-stick precision die-cut gasket for the throttle body/manifold seal, assorted rubber, metal, nylon and paper seals, and other miscellaneous items necessary for a successful rebuild. Can be used with any racing gasoline.

Features:
for PROFORM/QFT/Holley® HP 650-750 CFM Carburetors
  • Includes Needle & Seats; Accelerator Pump Diaphragms; & Nylon Inlet Nut and Bowl Screw Gaskets
  • PROFORM Parts Brand Product
  • Sold as One Kit
  • More From This Category

    Proflow Holley Jets Size 72, Flowed, Brass To Suit Holley, Quick Fuel, Barry Grant, Sold As Pair

    Proflow Holley Jets Size 72, Flowed, Brass To Suit Holley, Quick Fuel, Barry Grant, Sold As Pair

    $16.50

    Proflow Carburettor Spacer, Aluminium, 1 in. Thick, Tapered Combo, 4150 Square Bore

    Proflow Carburettor Spacer, Aluminium, 1 in. Thick, Tapered Combo, 4150 Square Bore

    $107.04