Holley 4160 secondary metering block conversion. 0 out of 5 stars ( 1 ) Estimated Ship Date: Today $101. Secondary Metering Block Conversion Kit Part # 34-13S Be the first to write a review Conversion Kit for 0-3310S and most 4160 Carburetors with center hung fuel bowls. This one also comes with an electric choke for easy starts when cold (although easily removed, if desired). Supercharged engines generally require carburetors with 40% to 50% more c. center to center, sold separately. The conversion kits will convert almost any 4160 carburetor to a 4150, which upgrades the carburetor and comes in handy for secondary tuning at the track. This Metering Block Conversion Kit is designed to convert a single feed Holley 4160 carburetor to 4150 style with the addition of a new metering block and hardware to provide you with the means to effectively tune the secondary side of the carburetor versus the nonadjustable jet plates that come with 4160 carburetors Includes all components necessary except main jets Note this AED 6300 kit Metering Block, Conversion, Cast Aluminum, Zinc Plated, Model 4160, Kit NOTE: This kit is designed for 4160 carburetors with center hung float bowls only. The Holley Metering Blocks and Metering Block Conversion kits are offered in the standard "gold" Dichromate or shiny "zinc" finish. com. Apr 10, 2007 · I recently bought a Holley 750cfm carb from JEGS. Metering Plates Many Holley performance carburetors use a secondary metering plate, with drilled restrictions, rather than a secondary metering block, with removable jets. Requires the use of a dual inlet fuel line 9. This Metering block conversion kit is for converting any SINGLE FUEL INLET Holley 4160 carburetor that has a secondary metering plate. Dec 2, 2025 · With features like dual metering blocks, center hung floats, 4-corner idle, and dual fuel inlets, it’s no wonder why Holley is #1 in performance fuel delivery. This Metering block kit is for converting any Dual feed Holley 4160 carburetor that has a secondary metering plate. These Holley metering block conversion kits are designed to convert a 4160 center-hung fuel bowl carburetor to a 4150-style carburetor with replaceable Holley Metering Block Conversion Kits 34-13SA Conversion Kits, Metering Block, 4160 to 4150 Model, Cast Aluminum, Shiny Finish, Gaskets, Long Screws Included, Kit Part Number: HLY-34-13SA 5. Nov 23, 2012 · This is all you need to give your Holley an externally adjustable fuel metering system. After getting it installed I noticed it only has a front metering block, which appearently makes it a single pumper. Web drill sizes and how they relate to inches and millimeter measurements. If you have a 4160 "single pumper" carb, you have a vacuum secondary carb. 95 Add To Cart Apr 22, 2019 · To make this conversion easy, Holley offers a kit that replaces the secondary metering plate with a metering block, longer bowl screws, jets, and the gaskets necessary to complete this simple swap. Holley Metering Block Conversion Kits 34-13SA Conversion Kits, Metering Block, 4160 to 4150 Model, Cast Aluminum, Shiny Finish, Gaskets, Long Screws Included, Kit Part Number: HLY-34-13SA 5. 0 out of 5 stars ( 1 ) Only 5 left in stock - order soon This is necessary when converting the secondary metering plate to a metering block, with replaceable jets, as with the conversion kits listed above. Free shipping on orders $149+ and world-class support for every build. Each Percy's Adjust-a-Jet kit converts one metering block or plate. 25 in. f. Great way to increase performance and be able to change jetting on the secondary side. You cannot convert a vacuum secondary carb into a "double pumper" - this would serve no purpose at all. Apr 22, 2019 · To make this conversion easy, Holley offers a kit that replaces the secondary metering plate with a metering block, longer bowl screws, jets, and the gaskets necessary to complete this simple swap. This Metering block conversion kit is for converting any SINGLE FUEL INLET Holley 4160 carburetor that has a secondary metering plate. Apr 25, 2009 · Is it true that the standard Holley 1850/4160 doesn't have replaceable secondary jets but a metering plate that has to be replaced with a metering block to change jets? Is this what I need, there a loads of different ones on Summit's site I realized if I bought a metering block from a 600HR series carb with the longer screws, idle screws, air bleeds, idle restrictors and the right jets I could easily turn the Slayer 4160 into a HR 4150 four corner idle carb with better metering. Comes with longer transfer tube to accommodate the thicker metering block This kit does not come with main jets. m. Shop Carburetor Metering Block Plates and Conversion Kits at Holley. ahhs fzfsg nbk jhtjw mbsxnmo pgnvt sxdsek qprzbz ajdtn hcnww