{"title":"Base Plates \u0026 Parts - Holley Tuning Parts","description":"","products":[{"product_id":"holley-390-465-570-600-670-750-20-53-vac-sec-connecting-link-split-pin-carby","title":"Holley 390 465 570 600 670 750 20-53 vac sec connecting link split pin Carby","description":"\u003cul\u003e\n\u003cli\u003eVacuum secondary connecting rod links the throttle shafts correctly so the secondaries open smoothly.\u003c\/li\u003e\n\u003cli\u003eA fresh rod and split pin helps remove slop from worn linkage and improves consistency.\u003c\/li\u003e\n\u003cli\u003eDesigned to suit Holley vacuum secondary carburettor series listed in the reference.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eHolley vacuum secondary carbs rely on a simple mechanical link to keep everything moving in the right order, and wear or missing hardware can lead to inconsistent secondary opening and a soft throttle feel. Replacing the connecting rod is an easy fix during a service, especially if you are already working on diaphragms, springs or secondary tuning. Match the rod style to your carb family and verify free movement after fitting.\u003c\/p\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBrand: Holley\u003c\/li\u003e\n\u003cli\u003ePart reference: 20-53\u003c\/li\u003e\n\u003cli\u003eApplication: Vacuum secondary throttle connecting rod\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Holley","offers":[{"title":"Default Title","offer_id":42748809805921,"sku":"HOL-20-53","price":22.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0568\/2282\/5057\/files\/hol-20-53.jpg?v=1768305159"},{"product_id":"quick-fuel-adjustable-secondary-pump-cam-bracket-63-2qft","title":"Quick Fuel Adjustable Secondary Pump Cam Bracket 63-2QFT","description":"\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eScrewdriver adjustment access\u003c\/strong\u003e - Allows secondary idle air flow tuning without removing the carburettor.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHardware included\u003c\/strong\u003e - Supplied with retaining screw and instructions.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNickel plated finish\u003c\/strong\u003e - Built for corrosion resistance and a tidy presentation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eQuick Fuel Technology 63-2QFT is an adjustable secondary pump cam bracket for carburettor tuning work. It allows secondary idle air flow adjustment with a screwdriver and without removing the carburettor. The bracket is nickel plated and includes hardware, making it a practical service and tuning part for compatible applications.\u003c\/p\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003ePart Number: 63-2QFT\u003c\/li\u003e\n  \u003cli\u003eBrand: Quick Fuel Technology\u003c\/li\u003e\n  \u003cli\u003eProduct Type: Adjustable secondary pump cam bracket\u003c\/li\u003e\n  \u003cli\u003eFinish: Nickel plated\u003c\/li\u003e\n  \u003cli\u003eHardware Included: Yes\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003ePart 63-2QFT is a Quick Fuel adjustable secondary pump cam bracket for carburettor tuning. It suits compatible performance carburettor applications where secondary idle air flow needs screwdriver adjustment without carburettor removal.\u003c\/p\u003e","brand":"Quick Fuel Technology","offers":[{"title":"Default Title","offer_id":44017712562273,"sku":"63-2QFT","price":55.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0568\/2282\/5057\/files\/Holley-63-2QFT-Adj-Sec-Pump-Cam-Bracket-1.jpg?v=1776348854"},{"product_id":"holley-50cc-accelerator-pump-conversion-kit-20-11","title":"Holley 50cc Accelerator Pump Conversion Kit 20-11 \u0026 20-11SA","description":"\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh capacity 50cc pump upgrade\u003c\/strong\u003e - Increases fuel delivery to eliminate hesitation and improve throttle response under load.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eComplete conversion kit\u003c\/strong\u003e - Includes all required components for upgrading from a standard 30cc accelerator pump setup.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTwo finish options available\u003c\/strong\u003e - Choose between classic zinc or polished aluminium to suit your build.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\n  This Holley 50cc accelerator pump conversion kit is designed to deliver increased fuel volume during rapid throttle input, helping eliminate flat spots and improve overall drivability. Ideal for performance applications such as heavier vehicles or aggressive setups, it provides a stronger pump shot for smoother acceleration. This listing includes two variants, allowing you to select either a traditional zinc finish or a polished aluminium housing with gold hardware to match your carburettor.\n\u003c\/p\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eType: Accelerator pump conversion kit\u003c\/li\u003e\n  \u003cli\u003ePump capacity: 50cc\u003c\/li\u003e\n  \u003cli\u003eCompatibility: Holley 4150 and 4160 carburettors\u003c\/li\u003e\n  \u003cli\u003eIncludes: Pump housing, lever arm, pump stud, diaphragm, spring, longer screws\u003c\/li\u003e\n  \u003cli\u003eBrand: Holley\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eVariants\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eStandard - Part #20-11 (zinc housing)\u003c\/li\u003e\n  \u003cli\u003eShiny Aluminium - Part #20-11SA (polished aluminium housing with gold hardware)\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Holley","offers":[{"title":"Standard Gold Zinc","offer_id":44017726062689,"sku":"HOL-20-11","price":95.0,"currency_code":"AUD","in_stock":true},{"title":"Shiny Aluminium \u0026 Gold Hardware","offer_id":44017726095457,"sku":"HOL-20-11SA","price":95.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0568\/2282\/5057\/files\/Holley-20-11-50cc-Accelerator-Pump-Conversion-Kit-1.jpg?v=1776348857"},{"product_id":"quick-fuel-mech-link-dp-43-2qft","title":"Quick Fuel \u0026 Holley 4150 Mech Link DP 43-2QFT Holley 20-54","description":"\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMechanical secondary linkage part\u003c\/strong\u003e - Designed for mechanical secondary carburettor setups.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSimple service replacement\u003c\/strong\u003e - Useful when refreshing or changing linkage hardware.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine Quick Fuel component\u003c\/strong\u003e - Correct part number match for QFT linkage service work.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eQuick Fuel 43-2QFT is a mechanical secondary linkage component listed as Mech Link DP. It is intended for mechanical secondary applications and suits service or linkage replacement work. Match it by part number to your existing carburettor setup before ordering.\u003c\/p\u003e\n\u003ch3\u003eFitment\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMechanical secondary carburettor applications\u003c\/li\u003e\n\u003cli\u003eHolley \u0026amp; quickfuel 4150 SQ Bore Double Pumper Carburettors\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePart Number: 43-2QFT\u003c\/li\u003e\n\u003cli\u003eBrand: Quick Fuel Technology\u003c\/li\u003e\n\u003cli\u003eProduct Type: Mech Link DP\u003c\/li\u003e\n\u003cli\u003eApplication: For mechanical secondary\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003ePart 43-2QFT is a Quick Fuel Mech Link DP for mechanical secondary carburettor applications. A useful QFT linkage service part when replacing or refreshing mechanical secondary hardware.\u003c\/p\u003e","brand":"Quick Fuel Technology","offers":[{"title":"Default Title","offer_id":44017712824417,"sku":"43-2QFT","price":20.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0568\/2282\/5057\/files\/Holley-43-2QFT-Mech-Link-DP-1.jpg?v=1776348865"},{"product_id":"holley-secondary-throttle-adjusting-lever-kit-26-137","title":"Holley Secondary Throttle Adjusting Lever Kit 26-137","description":"\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEasier secondary idle adjustment\u003c\/strong\u003e - Lets the secondary throttle plate be adjusted without carburettor removal.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eService and tuning part\u003c\/strong\u003e - Useful when setting idle speed on compatible Holley carburettors.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGenuine Holley kit\u003c\/strong\u003e - Direct replacement tuning component from Holley.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eHolley 26-137 is a carburettor throttle secondary adjusting lever kit used for secondary idle adjustment. Holley's instructions note that it allows the secondary throttle plate to be adjusted without removing the carburettor. That makes it a practical tuning part for workshop use and repeated idle setup changes.\u003c\/p\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003ePart Number: 26-137\u003c\/li\u003e\n  \u003cli\u003eBrand: Holley\u003c\/li\u003e\n  \u003cli\u003eProduct Type: Secondary throttle adjusting lever kit\u003c\/li\u003e\n  \u003cli\u003eFunction: Allows secondary throttle plate adjustment without carburettor removal\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003ePart 26-137 is a Holley secondary throttle adjusting lever kit for carburettor tuning and idle setup. This Holley linkage part allows secondary throttle plate adjustment without removing the carburettor.\u003c\/p\u003e","brand":"Holley","offers":[{"title":"Default Title","offer_id":44017712857185,"sku":"HOL-26-137","price":45.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0568\/2282\/5057\/files\/Holley-26-137-Carburetor-Throttle-Secondary-Adjusting-Lever-Kit-1.jpg?v=1776348866"}],"url":"https:\/\/carbparts.com.au\/collections\/base-plates-parts-holley-tuning-parts.oembed","provider":"Carb Parts","version":"1.0","type":"link"}