E85 Large Size Jet Kit for standard 4150 and 4500 Gas/E85 carbs. This kit includes 12 jets. 2 each of #100, #102, #104, #106, #108 and #110

50CC GFTL Pump Kit 4150 Carbs. This billet 50cc pump kit is setup for E85, methanol or gas. This kit comes with the pump housing & 4 screws, arm, return spring, brown cam & screw, and GFTL pump diaphram. This kit works on 4150 style carburetors.

This kit is also avalable as a carb upgrade with purchase of new carb or for one purchased from E85carbs.com see below.

E85 Billet high Flow Metering Block. This billet metering block is setup for E85. Upgrade your carb and add this block(s). Comes with body & bowl gaskets, 2 E85 Idle restricers and fuel bowl vent. This upgrade comes with one (1) block.

Gas use requires a different idle fuel restricters that do not come with the kit.

E85 Stock Apearing High Flow Metering Block. This billet metering block is setup for E85. Upgrade your carb and add this block(s). Comes with body & bowl gaskets, E85 Idle/cruse restricers and fuel bowl vent. This upgrade comes with one (1) block.

E85 High Flow Overhaul Kit

High-Performance 4150 Carburetor kit fits 750, 830, 850, 950and 1050 E85 or Gas, Holley, Proform and Quickfuel dblpmp Carbs Overhaul kit for use on 750, 850,950 double Pumpers with Mechanical Secondaries. Comes small parts bag, 2- .150 ss Needel & Seats 2 #65 high flow power valves, 2 50cc and 1 30cc accel diaphrams and all the none sticks gasketsyou need to overhaul your E85 converted or gas carb.