The F&B 48mm throttle body comes with a new factory gasket, all new 18-8 stainless steel cap screws for your factory sensors, stainless steel hold down bolts, and the F&B billet seal nut for your airhat. This TB requires minor modifications to your factory airhat (Ram or Dakota). No modifications are required for aftermarket air inlet systems. The 48mm throttle body flows 660 CFM @25"

The 50mm throttle body features a profiled 303 ss shaft with impregnated molybdenum finish. Comes with new factory gasket, all new 18-8 stainless steel cap screws for your factory sensors, stainless steel hold down bolts, and the F&B billet seal nut for your airhat. This TB requires minor modifications to your factory airhat (Ram or Dakota). No modifications are required for aftermarket air inlet systems. The 50mm Throttle body flows 760 CFM @ 25". Factory V8 throttle bodies flow 635 CFM @ 25"

The F&B 52mm throttle body features a radically profiled 17-4 Stainless steel throttle shaft and 52mm bores. It comes with a new factory gasket, all new 18-8 stainless steel cap screws for your factory sensors, stainless steel hold down bolts, and the F&B billet seal nut for your airhat. This TB requires minor modifications to your factory airhat (Ram or Dakota). No modifications are required for aftermarket air inlet systems. The 52mm F&B throttle body flow 860 CFM @ 25"

The F&B 52x55mm throttle body features a radically profiled 17-4 PH stainless steel shaft for maximum flow and 52x55mm Oval bronze plates. This TB flows the equivalent of two 56mm bores. This TB Flows 980 CFM at 25". It comes with a new factory gasket, all new 18-8 stainless steel cap screws for your factory sensors, stainless steel hold down bolts, and the F&B billet seal nut for your airhat. The manifold opening and factory gasket must be enlarged for this throttle body. We recommend the use of a MPI 4 bbl w/2 bbl adapter or the MPI 2 bbl manifold from Mopar Performance to optimize your setup. No modifications are required for most aftermarket air inlet systems This TB is for stroked motors over 360 ci displacement.

The F&B 58mm throttle body features a radically profiled 17-4 PH stainless steel shaft for maximum flow and 58mm equivalent plates. This TB flows the equivalent of two 58mm bores. This TB Flows over 1100 CFM at 25". It comes with a new factory gasket, all new 18-8 stainless steel cap screws for your factory sensors, stainless steel hold down bolts, and the F&B billet seal nut for your airhat. The manifold opening and factory gasket must be radically enlarged for this throttle body. We recommend the use of a MPI 4 bbl w/2 bbl adapter or the MPI 2 bbl manifold from Mopar Performance to optimize your setup. No modifications are required for most aftermarket air inlet systems This TB is for stroked motors over 360 ci displacement only!

The 4.7 liter F&B throttle body series comes with all new stainless steel sensor hardware. This TB has a 4" inlet diameter and requires a 4" to 3.5/3.25" adapter to hook up to your stock resonator box. F&B has a 4"x3.5" dia. reinforced Silicone coupler available for this purpose. The F&B 70mm throttle body flows over 700 CFM @ 25"

The 4.7 liter F&B throttle body series comes with all new stainless steel sensor hardware. This TB has a 4" inlet diameter and requires a 4" to 3.5/3.25" adapter to hook up to your stock resonator box. F&B has a 4"x3.5" dia. reinforced Silicone coupler available for this purpose. The F&B 72mm flows 790 CFM @ 25".

F&B Jeep throttle bodies are available in 66mm and 68mm bore diameters (stock is 60mm necked to 56mm). Some intake manifold porting should be done to enlarge the manifold opening. These throttle bodies have a 3" inlet and are compatible with stock air intake systems (not recommended because of flow restriction) and most aftermarket air intake systems.

F&B Viper throttle bodies are available in 3 sizes (66mm 68mm and 70mm) to provide additional air for "street stock" to stroked and blown Vipers. They feature 17-4 PH profiled shafts, right and left matched pairs, a high polish and a wild signature look. The factory Viper linkage must be reused. Inlet diameter is 3.5".

New F&B low profile fuel rails capable of supporting over 1300hp! Designed for most top feed injectors, these fuel rails have four 3/8 NPT inlets/outlets for maximum flexibility in running your fuel system. Pictured is a dual feed, dual return with large pressure dampers for 90+lb injectors. Our cable relocation kit allows you to run your throttle cable under the fuel rails for a clean, trouble free installation. All hardware, cable brackets, and cams are provided in the kit. The fuel rails are dipbrazed, clear anodized 6061-T6 aluminum for multi-fuel use. F&B rails will fit under the rear cowling, and provide a super trick, factory look! You can see them in the Pennzoil synthetic oil ads in the June and July 2005 issues of Hotrod magazine!

Two-bolt removable top all billet valve cover. Ball end design or smooth tops available. Welded construction with thick billet flanges. Removable billet top has a Viton o-ring seal and provides easy access to the valve train for between run inspections, adjustments and modifications! Top is held in place with two 5/16-18 F&B billet seal nuts. Valve cover set is polished and clear anodized for a long lasting show quality finish! No more leaks, cracking or warping!

This mount allows the installation of airhats that measure 1.6" or more in height (inside dimension). Allows the ultimate in sealing for supercharged applications. Made from 6061-T6 Billet and anodized yellow. Comes with mounting hardware.

This is required to use the stock Ram air inlet system with the F&B line of throttlebodies. The re-designed for 2002 air inlet system is a good flowing design superior to the older systems. With the use of the Ram Ring and a drop-in high flow filter the F&B 2x50mm and 2x52mm throttlebodies can be used with the stock air inlet system without loss of performance.