20 Piece Assorted Vacuum Line Caps Kit for Chevy Engines, One Eighth, Three Sixteenths, One Quarter, Three Eighths, Five Sixteenths Inch Caps to Block Off Vacuum Lines on Carburetors and Intake Manifolds, Durable GM Fit

20 Piece Vacuum Line Cap Kit for GM Chevy Engines, Durable
✔️ Includes 1/8, 3/16, 1/4, 3/8, 5/16 in caps; GM fit

This 20-piece kit provides assorted vacuum line caps designed to seal unused vacuum lines on carburetors and intake manifolds. It’s a handy addition for GM and Chevy engines during rebuilds, maintenance, or port sealing.

✅ 20 piece set with five cap sizes: 1/8 in, 3/16 in, 1/4 in, 3/8 in, 5/16 in
✅ Used to block off vacuum lines/ports on carburetors and intake manifolds
✅ Premium quality, solid and durable material for long-lasting GM fit
✅ Wide compatibility with GM/Chevy engines including common small- and big-block families

💡 What is a vacuum line cap kit used for in GM engines?

A handy tool for sealing unused vacuum ports to prevent leaks and idle issues in carburetors and intake manifolds.

- Keeps vacuum tight on carburetors and intake manifolds
- Quick, tool-free installation on most GM engines
- Helps maintain proper idle and fuel economy by preventing leaks
- Useful during engine rebuilds or carb swaps when ports are unused
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