Product Description
Rubber vacuum caps provide a secure, airtight seal on unused vacuum ports and fittings in automotive and machinery applications. This 3/16″ cap is ideal for blocking off lines during diagnostics, service, or custom modifications where vacuum lines are no longer in use.
Specifications & Features
- Inner Diameter: 3/16″
- Material: Durable automotive-grade rubber
- Application: Seals off unused vacuum lines and ports
- Resists cracking, hardening, and heat degradation
- Ideal for emissions system repair, custom vacuum routing, and intake modifications
- Ensures a tight, leak-free seal even under engine heat and vibration
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