【Apply to】Fit for any 4150 Based Carb, compatible with Holley Quick Fuel AED and more 【Premium Material】: Made of lightweight aluminum. The black anodized surface for enhance its oxidizing, rusting and corrosion resistance. The Hose is stainless steel braided. Adjustable 0-160 PSI Gauge 【Thread Size】Perfect for Holley 4150 Style Carburetors with 7/8" - 20 Fuel Bowl Fitting and comes complete with stanchions to attach them to the carburetor! Designed for a great fit on Holley Carbs with a 9-5/16" Center to Center. This fuel log has a 3/8" NPT Female Inlet Fitting, 1/8" NPT fitting in the rear and another 1/8" NPT fitting near the front for a fuel pressure gauge 【Mateial】The fuel line kit consists of aluminum black anodized part and stainless steel braided hose.The pre-assembled fuel lines clean up your engine compartment and properly deliver fuel to your carburetor. Deliver the right amount of fuel at the correct rate to power your performance ride on the strip or street 【Easy to Install】: Package comes with a pre-assembled braided stainless steel carburetor dual line kit, so easy to install. Notice: If the hose ends leaked, it is recommended to use a lace or tape to seal it.If the length size is not suitable, you can DIY trim 【Apply to】Fit for any 4150 Based Carb, compatible with Holley Quick Fuel AED and more 【Premium Material】: Made of lightweight aluminum. The black anodized surface for enhance its oxidizing, rusting and corrosion resistance. The Hose is stainless steel braided. Adjustable 0-160 PSI Gauge. 【Thread Size】Perfect for Holley 4150 Style Carburetors with 7/8" - 20 Fuel Bowl Fitting and comes complete with stanchions to attach them to the carburetor! Designed for a great fit on Holley Carbs with a 9-5/16" Center to Center. This fuel log has a 3/8" NPT Female Inlet Fitting, 1/8" NPT fitting in the rear and another 1/8" NPT fitting near the front for a fuel pressure gauge 【Mateial】The fuel line kit consists of aluminum black anodized part and stainless steel braided hose.The pre-assembled fuel lines clean up your engine compartment and properly deliver fuel to your carburetor. Deliver the right amount of fuel at the correct rate to power your performance ride on the strip or street. 【Easy to Install】: Package comes with a pre-assembled braided stainless steel carburetor dual line kit, so easy to install. Notice: If the hose ends leaked, it is recommended to use a lace or tape to seal it. If the length size is not suitable, you can DIY trim.