Real Deal Drop In 1:1 Mechanical Secondary Linkage Connecting Rod For Holley 4150 Carburetors Cotter Pin Washer Gold Slick Race Day Ready Build Premium Performance Parts
✔️ One piece kit includes linkage rod flat washer and clevis pin
this single-unit linkage assembly replaces worn pivot rods on carburetors to restore precise throttle response. mechanics install it during engine builds to sync secondary plates efficiently without custom fabrication.
✅ Package number H115-397 ships ready for immediate bolt-on replacement✅ Direct transfer design moves full throttle input straight to the secondary shaft
✅ Compatible setup mounts smoothly on Holley AED Quick Fuel Barry Grant and Demon engines
✅ Corrosion resistant gold coating protects internal components from summer track heat
💡 What causes delayed secondary plate opening on vintage carburetor engines under heavy acceleration?
This common binding issue usually stems from stretched factory link pins that rob you of instant throttle feel. Grabbing a direct-transfer rod is a handy fix that gets your race day tune dialed in fast.
- Tight tolerance machining matches original equipment spacing so you slide it right onto the mounting studs
- Heavy duty steel construction handles high rpm vibration without bending or losing sync under load
- Direct mechanical connection removes free play and gives you crisp secondary activation every time you punch it