{"product_id":"20-54-throttle-secondary-linkage-connecting-rod-fo","title":"20-54 Throttle Secondary Linkage Connecting Rod For Carburetor Main And Secondary Valves Fits 4150 4160 2 Pack Smooth Progressive Action Boosted Throttle Response For Street And Race Tuning","description":"\u003cdiv\u003e2-Pack 20-54 Throttle Secondary Linkage for Holley Carbs\u003cbr\u003e\n✔️ 2 throttle rods, 2 pins, 2 gaskets; fits Holley 4150\/4160 carburetors \u003cp\u003eThis throttle linkage kit creates a mechanical connection between the main and secondary throttle valves to enable a smooth, progressive opening. It's commonly used on Holley 4150 and 4160-series carburetors in street and race setups where precise throttle control matters.\u003c\/p\u003e \u003cp\u003e✅ Establishes a mechanical connection between main and secondary throttle valves to produce progressive throttle action\u003cbr\u003e✅ Compatible with Holley 4150\/4010 series and other carburetors requiring progressive linkage\u003cbr\u003e✅ Made of durable metal with corrosion-resistant coating for rust and wear resistance\u003cbr\u003e✅ Size: total length 1.4 inches; rod diameter 0.157 inches; locking pin length 1 foot; gasket outer diameter ~1\/4 inch; inner diameter ~0.175 inches\u003cbr\u003e✅ Package includes 2 throttle secondary rods, 2 locking pins, 2 gaskets\u003cbr\u003e✅ Easy installation: insert the new rod into two contacts of the throttle mechanism and secure tightly without any gap\u003c\/p\u003e \u003cp\u003e💡 What is a throttle secondary linkage used for in a carburetor system?\n- smooth throttle progression\n- reduces throttle shocks on acceleration\n- improves controllable power delivery\n- compatible with Holley 4150\/4160 carburetors\u003c\/p\u003e ✝️\u003c\/div\u003e","brand":"Amazon","offers":[{"title":"Default Title","offer_id":49151648334059,"sku":"VXB0GJZYRVQK","price":60.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/61-rhunycML.jpg?v=1785875378","url":"https:\/\/vxb.com\/products\/20-54-throttle-secondary-linkage-connecting-rod-fo","provider":"VXB Bearings","version":"1.0","type":"link"}