Quick Change Spring Kits
Tuning, quick and easy!
The Holley Vacuum Secondary Quick Change Spring Kit installs in minutes on all Holley vacuum secondary carbs to let you change springs with the flip of a lever! If you've ever fine-tuned the vacuum secondary spring on a standard Holley without a quick change vacuum secondary housing, you know what a pain it can be to keep disassembling the housing!
These kit, put together by JEGS Professionals, include a Quick Change Spring Kit & Holley Springs 510-20-13
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