1‑800‑243‑8355
Help
Contact Us
Free Shipping
Shipping Information
Manufacturer Rebates
How To Order
Payment Options
Return Policy
FAQs
Emissions Regulations
Gift Card Balance
Sponsorship Opportunities
Company
Request Catalog
OPGI Blog
Hours & Location
History
Frequent Buyer Points
Volume Discounts
Price Match Guarantee
Kit Swap Savings
Reviews
Careers
Clearance Sale
Archives
My Account
My Orders
My Wish List
As seen on
1966
Riviera
My Garage
79
View Garage
1966
Buick
Riviera
Shop Parts
Filter Search
1937
Cadillac
Series 60
Shop Parts
Filter Search
1943
Cadillac
Series 62
Shop Parts
Filter Search
1967
Pontiac
Bonneville
Shop Parts
Filter Search
1972
Pontiac
LeMans
Shop Parts
Filter Search
1963
GMC
K15/K1500
Shop Parts
Filter Search
1968
Chevrolet
El Camino
Shop Parts
Filter Search
1965
Chevrolet
C30
Shop Parts
Filter Search
1967
Pontiac
Grand Prix
Shop Parts
Filter Search
1985
Buick
Grand National
Shop Parts
Filter Search
1967
Oldsmobile
Cutlass
Shop Parts
Filter Search
1937
Cadillac
Series 63
Shop Parts
Filter Search
1964
GMC
K15/K1500
Shop Parts
Filter Search
1980
Pontiac
Bonneville
Shop Parts
Filter Search
1960
Cadillac
Eldorado
Shop Parts
Filter Search
1966
GMC
C25/C2500
Shop Parts
Filter Search
1970
Chevrolet
Monte Carlo
Shop Parts
Filter Search
1960
Cadillac
DeVille
Shop Parts
Filter Search
1968
Cadillac
Calais
Shop Parts
Filter Search
1984
GMC
K25/K2500
Shop Parts
Filter Search
1977
GMC
Jimmy
Shop Parts
Filter Search
1949
Cadillac
Series 61
Shop Parts
Filter Search
1960
Cadillac
Series 62
Shop Parts
Filter Search
1985
Pontiac
Bonneville
Shop Parts
Filter Search
1973
Buick
Riviera
Shop Parts
Filter Search
1948
Cadillac
Series 60
Shop Parts
Filter Search
1955
Chevrolet
Advance Design
Shop Parts
Filter Search
1976
Cadillac
Eldorado
Shop Parts
Filter Search
1944
Cadillac
Series 62
Shop Parts
Filter Search
2004
Chevrolet
Monte Carlo
Shop Parts
Filter Search
1961
Cadillac
Series 62
Shop Parts
Filter Search
1971
GMC
C15/C1500
Shop Parts
Filter Search
1962
Pontiac
Bonneville
Shop Parts
Filter Search
1937
Cadillac
Series 61
Shop Parts
Filter Search
1936
Cadillac
Series 61
Shop Parts
Filter Search
1943
Cadillac
60 Special
Shop Parts
Filter Search
1982
GMC
Caballero
Shop Parts
Filter Search
1957
GMC
Blue Chip
Shop Parts
Filter Search
1968
Buick
Skylark
Shop Parts
Filter Search
1953
Cadillac
Series 62
Shop Parts
Filter Search
1963
Buick
Riviera
Shop Parts
Filter Search
1972
Pontiac
Catalina
Shop Parts
Filter Search
1978
Chevrolet
Monte Carlo
Shop Parts
Filter Search
1976
Chevrolet
Monte Carlo
Shop Parts
Filter Search
1972
Oldsmobile
Cutlass
Shop Parts
Filter Search
1945
Cadillac
Series 61
Shop Parts
Filter Search
1965
Chevrolet
Chevelle
Shop Parts
Filter Search
1970
Buick
Skylark
Shop Parts
Filter Search
1966
GMC
C15/C1500
Shop Parts
Filter Search
1942
Cadillac
Series 61
Shop Parts
Filter Search
1990
Chevrolet
Suburban
Shop Parts
Filter Search
1968
Pontiac
Grand Prix
Shop Parts
Filter Search
1982
Cadillac
Fleetwood
Shop Parts
Filter Search
1974
Chevrolet
Monte Carlo
Shop Parts
Filter Search
1973
Chevrolet
El Camino
Shop Parts
Filter Search
1949
Cadillac
60 Special
Shop Parts
Filter Search
1995
Cadillac
Eldorado
Shop Parts
Filter Search
1963
Pontiac
Bonneville
Shop Parts
Filter Search
1982
Pontiac
Bonneville
Shop Parts
Filter Search
1985
GMC
K35/K3500
Shop Parts
Filter Search
1984
Buick
Grand National
Shop Parts
Filter Search
1965
Pontiac
GTO
Shop Parts
Filter Search
1987
GMC
Caballero
Shop Parts
Filter Search
1975
Pontiac
Bonneville
Shop Parts
Filter Search
1975
Cadillac
DeVille
Shop Parts
Filter Search
1984
Chevrolet
El Camino
Shop Parts
Filter Search
1969
Chevrolet
El Camino
Shop Parts
Filter Search
1978
GMC
K25/K2500
Shop Parts
Filter Search
1975
GMC
C25/C2500
Shop Parts
Filter Search
1981
Pontiac
Bonneville
Shop Parts
Filter Search
1991
Cadillac
Fleetwood
Shop Parts
Filter Search
1977
Pontiac
Catalina
Shop Parts
Filter Search
1947
Cadillac
60 Special
Shop Parts
Filter Search
1959
Cadillac
Series 75
Shop Parts
Filter Search
1965
Chevrolet
Corvair
Shop Parts
Filter Search
1974
GMC
Sprint
Shop Parts
Filter Search
1996
Chevrolet
Monte Carlo
Shop Parts
Filter Search
1973
Chevrolet
Chevelle
Shop Parts
Filter Search
1982
GMC
C15/C1500
Shop Parts
Filter Search
Shop All Parts
+ Add Vehicle
Catalogs
Cart
Have a Question?
Ask our Experts
Mon‑Fri 8:00‑4:30 PT
Experts Offline
Interior
Door Handles & Hardware
Door & Window Handles, Door Hinges
Emblems
Reproduction, Aftermarket, Kits, Hardware
Fasteners & Hardware
Bolts, Clips, Screws, Ties, Straps, Washer, Nuts
Gauges & Accessories
Gauges, Panels, Kits, Sending Units
Interior Accessories
Armrests, Carpet, Flooring, Consoles, Dash, Door, Glove Box
Keys & Locks
Hardware, Keys, Locks, Sets, & Switches
Mirrors & Hardware
Mirrors, Mounting Hardware
Exterior
Decals
Decals, Body Stripes, Misc
Emblems
Reproduction, Aftermarket, Kits, Hardware
Exhaust
Mufflers, Headers, Pipes, Mainfolds, Tips, Kits
Fasteners & Hardware
Bolts, Clips, Screws, Ties, Straps, Washer, Nuts
Gaskets & Seals
Adhesives, Gaskets, Seals, Weatherstripping
Keys & Locks
Hardware, Keys, Locks, Sets, & Switches
Lamps & Lenses
Headlights, Lamps, Lenses, Bulbs, Hardware
Mirrors & Hardware
Mirrors, Mounting Hardware
Wheels & Accessories
Lug Nuts, Bolts, Studs, Wheels, Accessories
Body Parts & Trim
Bumpers & Hardware
Bumpers, Hardware, Inserts, Brackets
Convertible Tops & Accessories
Tops, Moldings, Boots, Hardware
Door Handles & Hardware
Door & Window Handles, Door Hinges
Mirrors & Hardware
Mirrors, Mounting Hardware
Moldings
Front End, Rear, Side, Window, Hardware
Sheet Metal & Body Panels
Doors, Hoods, Fenders, Quarter, Trunk, Floor, Armrest
Trunk Panels & Accessories
Mats, Dividers, Hardware, Accessories
Window
Glass, Motors, Regulators, Hardware
Suspension & Brakes
Brake Systems
Disc, Drum, Master Cylinders, Boosters, Pumps, Valves
Chassis & Suspension
Bushings, Mounts, Chassis, Steering, Suspension
Fasteners & Hardware
Bolts, Clips, Screws, Ties, Straps, Washer, Nuts
Engine & Drivetrain
Air & Fuel Delivery
Air Cleaners, Filters, Carburetors, Pumps, Tanks, Manifolds
Cooling & Heating
Air Conditioning, Controls, Fans, Motors, Cores, Radiators, Thermostats, Heaters, Pumps, Ducts
Decals
Decals, Body Stripes, Misc
Drivetrain
Differentials, Driveshafts, Chaines, Shifters, Transmissions, Bearings, Seals
Emblems
Reproduction, Aftermarket, Kits, Hardware
Engines & Components
Belts, Pulleys, Camshafts, Heads, Oiling Systems, Engines
Exhaust
Mufflers, Headers, Pipes, Mainfolds, Tips, Kits
Fasteners & Hardware
Bolts, Clips, Screws, Ties, Straps, Washer, Nuts
Fittings & Hoses
Fittings, Clamps, Brackets, Hoses, Lines, Plugs, Tubing, Valves
Gaskets & Seals
Adhesives, Gaskets, Seals, Weatherstripping
Ignition & Electrical
Alternators, Wiring, Horns, Starters, Distributors
Oils, Fluids & Sealer
Oils, Fluids, Grease, Lubricants, Grease, Cleaners, Sealers, Glues
Windshield Washer
Bottles, Pumps, Arms, Motors, Switches, Hardware
Audio & Electric
Gauges & Accessories
Gauges, Panels, Kits, Sending Units
Ignition & Electrical
Alternators, Wiring, Horns, Starters, Distributors
Mobile Electronics
Antennas, Radios, Speakers, GPS, iPod, Bluetooth
Tools & More
Books
Owners Manuals, Service Manuals, History
Car Care & Paint
Covers, Cleaners, Waxes, Polishes, Paints, Coatings, Dyes, Markers
Fasteners & Hardware
Bolts, Clips, Screws, Ties, Straps, Washer, Nuts
Gifts & Apparel
Shirts, Jackets, Hats, Plates, Garage Decor
Tools & Shop Equipment
Brake, Electrical, Engine, Fuel, Hand, Suspension, Wheel, Tire
×
We use cookies to ensure that we give you the best experience on our website. Click
here
for more information.
Got It
250th Anniversary Sale
Save up to 20% on Restoration - use code: USA250
Home
Riviera
1966
Fittings & Hoses
Fittings
1966 Buick Riviera
Fittings
Filters
12
24
36
48
60
96
120
Relevance
Best Selling
A-Z ↓
Z-A ↑
Highest Price ↑
Lowest Price ↓
Newest Arrivals
×
Product Type
Aftermarket
1
Performance
163
Restoration
4
Part Type
A/C Compressor Bracket
1
AN Fitting
110
AN Fitting Washer/Nut
4
Carburetor Fuel Inlet Fitting
6
Electrical Bulkhead Connector
2
Fuel Feed Pipe O-Ring
4
Fuel Hose Fitting
2
Fuel Line Adapter
4
Multi Purpose Threaded Plug
1
Power Brake Booster
1
Tube Fitting
28
Vacuum Line Fitting
1
Uncategorized
8
Category
Air Conditioning
2
Carburetor Accessories
6
Engine-Related
7
Fittings
172
Heater & AC
2
Heaters
3
Hoses
1
Lines
30
Master Cylinders & Boosters
2
Transmissions
1
Tubing
1
Price
$1 - $100
163
$101 - $200
5
Brand
Aeromotive
81
Comp Cams
7
CPP
1
Earl's Performance Plumbing
28
Edelbrock
4
Holley
2
Old Air Products
1
RESTOPARTS
1
Russell
44
Review Rating
ooooo
ooooo
5
ooooo
ooooo
1
Not Yet Reviewed
162
Russell
Adapter, AN to NPT, Russell, -8AN to 3/8"NPT, Straight
3 Color Options
ooooo
ooooo
$6.99
Russell
Adapter, AN to NPT, Russell, -6AN to 1/8"NPT, Straight
3 Color Options
ooooo
ooooo
$5.99
Earl's Performance Plumbing
Adapter, AN to NPT, Earls, -8AN to 1/4"NPT, 45 Degree
1 Color Options
ooooo
ooooo
$4.99
Russell
Adapter, AN to NPT, Russell, -6AN to 1/2"NPT, Straight
3 Color Options
ooooo
ooooo
$4.99
Russell
Adapter, AN to NPT, Russell, -8AN to 1/2"NPT, Straight
3 Color Options
ooooo
ooooo
$6.99
Russell
Adapter, AN to NPT, Russell, -6AN to 1/4"NPT, 45 Degree
3 Color Options
ooooo
ooooo
$12.99
Russell
Adapter, AN to NPT, Russell, -8AN to 3/8"NPT, 45 Degree
3 Color Options
ooooo
ooooo
$14.99
Aeromotive
Port Plug, ORB-10, Aeromotive
ooooo
ooooo
$18.99
Russell
Adapter, Fuel Line, Russell, -8AN to 1/2", Male 37° Flare
2 Color Options
ooooo
ooooo
From
$19.99
Earl's Performance Plumbing
Adapter, Earls, -8AN Male Union, Straight
3 Color Options
ooooo
ooooo
From
$23.99
Aeromotive
O-Ring, Fuel Resistant Nitrile, Aeromotive, ORB-08 (Pack of 10) (SET)
ooooo
ooooo
$14.99
Russell
Hose End, Full Flow, Russell, -6AN, 45 Bend
4 Finish Options
ooooo
ooooo
$21.99
Earl's Performance Plumbing
Flare Cap, Earls, -8AN
2 Color Options
ooooo
ooooo
$12.99
Russell
Adapter, AN to NPT, Russell, -8AN to 1/4"NPT, 90 Degree
2 Color Options
ooooo
ooooo
$21.99
Russell
Hose End, Full Flow, Russell, -8AN, 180 Bend
2 Finish Options
ooooo
ooooo
$31.99
Russell
Adapter, Swivel Connector, Russell, -8AN Female, 90 Degree
3 Color Options
ooooo
ooooo
$21.99
Russell
Hose End, Full Flow, Russell, -8AN, 120 Bend
2 Finish Options
ooooo
ooooo
$31.99
Earl's Performance Plumbing
Adapter, AN to NPT, Earls, -8AN to 3/8"NPT, Straight
3 Color Options
ooooo
ooooo
From
$14.99
Russell
Hose End, Full Flow, Russell, -6AN, 120 Bend
2 Finish Options
ooooo
ooooo
$28.99
Russell
Adapter, AN to NPT, Russell, -6AN to 1/4"NPT, Straight
3 Color Options
ooooo
ooooo
$5.99
Russell
Adapter, AN to NPT, Russell, -6AN to 3/8"NPT, Straight
2 Color Options
ooooo
ooooo
$5.99
Earl's Performance Plumbing
Adapter, AN to NPT, Earls, -6AN to 1/2"NPT, 90 Degree
1 Color Options
ooooo
ooooo
$34.99
Russell
Hose End, Full Flow, Russell, -6AN, 90 Bend
4 Finish Options
ooooo
ooooo
$19.99
Russell
Adapter, AN Coupler, Russell, -8AN Male, Straight
3 Color Options
ooooo
ooooo
$8.99
Page 2 of 8 - 172 Items
«
1
2
3
4
5
»
Page 2 of 8 - 172 Items
«
1
2
3
4
5
»
Free Ground Shipping
Free Ground Shipping on orders over $299 in the contiguous United States.
Shop Clearance
Save up to 55% on huge clearance deals on hundreds of items.
Earn Points for Free Parts
Earn points for every dollar you spend with OPGI’s Frequent Buyer Rewards Program.
Price Match Guarantee
We’ll price match any currently advertised retail price offered by a retail competitor.
Select Your Vehicle
Find parts that fit your vehicle
GM Cars
GM Trucks
Make
Model
Year
Go