Like all my other Russell purchases, excellent quality and convenience. If you're building twistlock fittings and hoses, you may need Koul Tools' hose assembly tool, which is expensive but makes your life easier.
Pros
Edelbrock's R&D people are not only highly skilled in their respective roles, they are automotive enthusiasts who do more than just work in the automotive aftermarket - they live it - and in that moment they understand the inner workings of a supercharger or engine, the EFI system becomes second nature.