The Holley 37-1542 is a Fast Kit for rebuilding Model 4160 carburetors, including the popular 3310 and similar vacuum-secondary carburetors. It bundles the most commonly replaced service parts -- gaskets, needle and seat, power valve, and accelerator pump diaphragm -- with step-by-step instructions and a tuning guide, and the package doubles as a parts tray during the rebuild.

Holley 37-1542 Kit Contents:

• Fast Kit rebuild kit for Model 4160 carburetors
• Fits list 3310 and similar 4160 carburetors
• Includes commonly replaced gaskets and service parts
• Includes instructions and tuning guide
• Sold as a kit