Vintage Zenith Butterfly Screws for 1928-31 Ford Model A

Smooth Control, Effortless Adjustments

Upgrade your throttle and choke system with our precision-engineered threaded screws. Designed for durability and ease of use, these screws ensure a secure attachment while resisting wear over time.

Ideal for DIY enthusiasts and mechanics alike, they simplify installation—no extra hassle, just reliable performance. Customers consistently praise their long-lasting fit and how seamlessly they integrate into existing setups.

Make maintenance quicker and more dependable. A set of four means you’re always prepared for smooth, stable adjustments—every time.