Holley 26-166 -8 O-Ring Port To -10 O-Ring Port Adapter
Guaranteed Fitment
Always the correct part
Added Value
Performance matched parts
In-House Experts
We know our products
Nationwide Delivery
Economy shipping
Holley wants to help you stay connected and leak free. Our new O-Ring to O-Ring Port Adapters, will do just that and more. If you are connecting one of our billet regulators or filters to our fuel pumps, or just need some help plumbing the rest of your fuel system, Holley is here for you.