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HOLLEY · HL20-59Holley · HL20-59Holley Quick Change Cover, Vacuum Diaphragm Spring, Plastic, Black, Kit
$79
incl. GST · ships AU-wide● Made to orderWe confirm availability with our supplier when you order.
Holley Quick Change Cover, Vacuum Diap…$79.42
Made to order · availability confirmed when you order
“Where the build starts. Everything downstream answers to it.”
Specifications
On the spec sheet.
Spec sheet coming — contact support for full spec details. Fitment
Will this fit?
Fitment data still being indexed for this product. Ask BuildBot for a fit-check against your vehicle.
Pairs well with
Other parts in this build.
© 2026 TrackTheory · ABN 33 689 482 504Built in Adelaide · Shipping AU-wide
