POWERFLOW Carburetor Inlet Kits

Professional Products now offers an inexpensive, yet high quality, line carburetor inlet kits. Models for both Holley 4150 and 4500 four barrel carbs as well as Demon four barrels. All kits include a 1/8-NPT pipe tap for a fuel pressure gauge. (Click here to see our 1112 0-15 psi gauge in this catalog.) Our kits also feature an outstanding rich red and blue anodized finish.

Modular Concept - All Professional Products Fuel Filters (except the Inline Street Filters) utilize pipe threads for the inlet and outlet ports. We also offer a full line of inexpensive adapter fittings which allow the user a wide array of plumbing methods and sizes. This modular concept allows great flexibility in plumbing the specific fuel filter you choose to use. The Street Filters and the #10100 Competition Filter utilize 3/8 NPT ports and the other two styles of Competition Filters use 1/2 NPT ports. Adapter fittings are available in three nipple sizes (for the Street Filters) for use with conventional fuel hoses and clamps. Plus we also offer AN style adapters ranging from -6 AN to -8 AN for the Street Filters and -6 AN up to -12 AN for the Competition Filters. Note that all Professional Products PowerFlow Adapter Fittings are packaged two a box.

Professional Products PowerFlow Fuel Filters are easily the equivalent of many various name brand filters but are much less expensive. You don't need to spend big bucks for a fancy brand name when the lineup of PowerFlow Filters are available for substantially less money.

Street Performance Fuel Filters

Inline Street Fuel Filters

These billet aluminum filters utilize a sintered bronze element. Available in six versions.

Inline Performance Fuel Filter

A very high performance street filter, this design flows up to 160 GPH and filters down to 10 microns.  Dimensions: 2-7/16" long x 1-1/2" diameter. Filter has 3/8-NPT inlet and outlet ports.

Hi-Tech Fuel Filter

A perfect filter for street rods, street machines and show cars. Similar in performance characteristics to the Inline Performance filter, this beauty features a polished stainless steel mounting bracket. Dimensions: 3" long x 2" diameter. Filter has 3/8-NPT inlet and outlet ports.

Street Rod Fuel Filter

This is a smaller version of our super popular Competition Filter with similar flow and filtering characteristics.  It features a universal chrome bracket with stainless steel attaching hardware and a high quality polished chrome housing.  Dimensions: 4-9/16" long x 2-7/16" diameter. Filter has 3/8-NPT inlet and outlet ports.

Competition Filters and Adapter Fittings

Competition Fuel Filter

Our very popular Competition Fuel Filter has been a best seller for years. Featuring a 90 GPH fuel flow, filtering down to 10 microns, and a rated working pressure of 125 PSI, this is a great all around filter for many uses.  It has 3/8-NPT inlet and outlet ports and a reversible bracket that allows inlet or outlet port positioning on either side.  It features a highly polished chrome canister and mounting bracket. Includes element. Not suitable for use with alcohol or nitro and is not recommended for fuel injected applications.
Dimensions: 5-7/16" long x 3-1/4" diameter

A more high tech version of our Competition Filter, this model features an aluminum housing and precision threaded and "0" ringed end caps.  It has 1/2-NPT inlet and outlet fuel ports and will handle up to -12 AN style fittings. The element will filter to 10 microns and still provides 130 GPH @ 40 psig. It has tapped holes to accept any type of fabricated mounting bracket. This filter will match the performance of competitive units costing twice as much. Gasoline only. Not recommended for fuel injected applications.
Dimensions: 4-1/4" long x 2-3/4" diameter

Competition Inline Fuel Filter

This design is for those racers who prefer a high flowing inline filter with a stainless steel screen element suitable for gasoline, alcohol, or nitro. This filter will flow 140 GPH @ 7 psig and 360 GPH @ 40 psig and filter to 15 microns. The filter also includes tapped holes on the housing to suit any type of fabricated mounting bracket. The filter features 1/2-NPT inlet and outlet ports and can accept up to -12 AN style fittings.  The filter is 5-3/8 inches. This filter is available in a red/blue anodized finish.  Not recommended for fuel injected applications. Dimensions: 5-3/8" long x 1-5/8" diameter

 Adapter Fittings