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
1968
K20
My Garage
51
View Garage
1968
Chevrolet
K20
Shop Parts
Filter Search
1969
Pontiac
LeMans
Shop Parts
Filter Search
1985
Cadillac
Eldorado
Shop Parts
Filter Search
1971
Buick
Skylark
Shop Parts
Filter Search
1982
GMC
C25/C2500
Shop Parts
Filter Search
1971
Cadillac
Calais
Shop Parts
Filter Search
1973
Pontiac
GTO
Shop Parts
Filter Search
1981
Oldsmobile
Cutlass
Shop Parts
Filter Search
1964
Chevrolet
Chevelle
Shop Parts
Filter Search
1976
Chevrolet
Monte Carlo
Shop Parts
Filter Search
1985
Chevrolet
Monte Carlo
Shop Parts
Filter Search
1946
Cadillac
Series 61
Shop Parts
Filter Search
1975
Pontiac
Bonneville
Shop Parts
Filter Search
1937
Cadillac
Series 62
Shop Parts
Filter Search
1961
Chevrolet
K10
Shop Parts
Filter Search
1979
Cadillac
Eldorado
Shop Parts
Filter Search
1982
Pontiac
Bonneville
Shop Parts
Filter Search
1992
Cadillac
60 Special
Shop Parts
Filter Search
1974
Pontiac
Grand Prix
Shop Parts
Filter Search
1970
Buick
Riviera
Shop Parts
Filter Search
1950
Cadillac
Series 61
Shop Parts
Filter Search
1999
Chevrolet
Malibu
Shop Parts
Filter Search
1987
Buick
T-Type
Shop Parts
Filter Search
1970
Pontiac
GTO
Shop Parts
Filter Search
1974
Cadillac
Eldorado
Shop Parts
Filter Search
1941
Cadillac
Series 62
Shop Parts
Filter Search
1973
GMC
K15/K1500
Shop Parts
Filter Search
1987
Cadillac
Eldorado
Shop Parts
Filter Search
1991
Cadillac
Fleetwood
Shop Parts
Filter Search
1975
Cadillac
Series 62
Shop Parts
Filter Search
1966
GMC
K25/K2500
Shop Parts
Filter Search
1979
Chevrolet
Malibu
Shop Parts
Filter Search
1969
Chevrolet
Chevelle
Shop Parts
Filter Search
1983
Chevrolet
Malibu
Shop Parts
Filter Search
1995
Chevrolet
Monte Carlo
Shop Parts
Filter Search
1962
Pontiac
Catalina
Shop Parts
Filter Search
1972
Cadillac
DeVille
Shop Parts
Filter Search
1986
Buick
T-Type
Shop Parts
Filter Search
1989
Cadillac
Eldorado
Shop Parts
Filter Search
1978
Oldsmobile
Cutlass
Shop Parts
Filter Search
1970
Cadillac
Calais
Shop Parts
Filter Search
1982
Oldsmobile
Cutlass
Shop Parts
Filter Search
1972
Cadillac
Eldorado
Shop Parts
Filter Search
1959
Cadillac
Eldorado
Shop Parts
Filter Search
1976
GMC
C15/C1500
Shop Parts
Filter Search
1982
Cadillac
Seville
Shop Parts
Filter Search
1971
Oldsmobile
Cutlass
Shop Parts
Filter Search
1965
Pontiac
Catalina
Shop Parts
Filter Search
2007
Cadillac
XLR
Shop Parts
Filter Search
1982
Cadillac
DeVille
Shop Parts
Filter Search
1977
Pontiac
LeMans
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
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
★ July 4th Bonus! ★
Stack the savings with free shipping over
$99
+ Save up to 20% - use code: USA250
Home
K20
1968
Engines & Components
1968 K20
Engine & Component
Categories
Accessory & Engine Mounting Brackets
Accessory Bolt Kits
Belts & Pulleys
Camshafts & Valvetrains
Cylinder Heads
Engine Assemblies
Harmonic Balancers
Oiling Systems
Tools
Valve Covers & Dress-Up Kits
1968 K20
Engines & Components
Filters
12
24
36
48
60
96
120
Relevance
Best Selling
A-Z ↓
Z-A ↑
Highest Price ↑
Lowest Price ↓
Newest Arrivals
×
Product Type
Aftermarket
57
Performance
84
Restoration
4
Part Type
Accessory Drive Belt
3
Alternator
1
Bolt Kit
18
Cylinder Head Pliers
1
Engine Block
7
Engine Camshaft Degree Wheel
2
Engine Complete Assembly
1
Engine Compression Test Gauge
1
Engine Crankcase Breather Element
1
Engine Cylinder Head
9
Engine Dress Up Kit
18
Engine Harmonic Balancer
2
Engine Long Block
39
Engine Mount
1
Engine Oil Additive
1
Engine Oil Filter Remote Mounting Kit
1
Engine Oil Pan
1
Engine Pulley Kit
1
Engine Short Block
2
Engine Stand
2
Engine Valve Cover
7
Engine Valve Cover Load Spreader
1
Exhaust Manifold Bolt
3
Fender Covering
4
In-Car Computer
1
Multi-Purpose Hardware
2
Non-Permanent Marker
1
Nut
1
PCV Valve
1
Power Steering Pump Pulley
3
Serpentine Belt Drive Conversion Kit
1
Serpentine Belt Drive Solution Kit
1
Socket
3
Uncategorized
5
Category
Accessory & Engine Mounting Brackets
2
Accessory Bolt Kits
45
Belts & Pulleys
14
Camshafts & Valvetrains
1
Cylinder Heads
9
Engine Assemblies
49
Harmonic Balancers
2
Oiling Systems
5
Tools
8
Valve Covers & Dress-Up Kits
14
Price
$1 - $100
53
$101 - $200
7
$201 - $300
5
$301 - $400
9
$401 - up
71
New Arrival
New
1
Brand
Air Flow Research
11
Blueprint Engines
44
Comp Cams
7
Eddie Motorsports
7
Energy Suspension
1
Fender Gripper
4
G Force Performance
2
General Motors
2
GM Performance Parts
1
Hamburger's Performance
1
Lokar
13
March Performance
3
Milodon
3
NotcHead
7
PML
1
Review Rating
ooooo
ooooo
4
ooooo
ooooo
1
ooooo
ooooo
1
Not Yet Reviewed
139
Air Flow Research
Cyl Heads, AFR Mongoose Street, LS1, 230/86cc (PAIR)
6 Style/Color Options
ooooo
ooooo
From
$2,658.99
Eddie Motorsports
Coil Covers, Eddie MS Aluminum, Chevy LS, w/Oil Fill Cut-Out, Smooth Style (PAIR)
6 Finish Options
ooooo
ooooo
From
$361.99
Comp Cams
Tool, Block/Cylinder Head 4 Piece Handle Set (SET)
ooooo
ooooo
$89.99
Air Flow Research
Cyl Heads, AFR Mongoose Street, LS1, 245/88cc (PAIR)
4 Style/Color Options
ooooo
ooooo
From
$2,737.99
Air Flow Research
Cyl Heads, AFR Mongoose Street, LS1, 205/84cc, 66cc Chamber (PAIR)
2 Color Options
ooooo
ooooo
From
$2,401.99
Engine Dress Up Bolt Set, Hex Head, Chevy SB w/Aftermarket Headers, Complete (SET)
7 Finish Options
ooooo
ooooo
From
$65.99
Engine Dress Up Bolt Set, Allen Head, Chevy BB, w/Aftermarket Headers, Complete (SET)
8 Style Options
ooooo
ooooo
From
$49.99
Engine Dress Up Bolt Set, Hex Head, Chevy BB w/Aftermarket Headers, Complete (SET)
7 Style Options
ooooo
ooooo
From
$99.99
Engine Dress Up Bolt Set, Hex Head, Chevy SB, w/Stock Exh. Manifolds, Complete (SET)
6 Type Options
ooooo
ooooo
From
$67.99
Engine Dress Up Bolt Set, Allen Head, Chevy SB w/Aftermarket Headers, Complete (SET)
7 Finish Options
ooooo
ooooo
From
$78.99
Engine Dress Up Bolt Set, Allen Head, Chevy SB, w/Stock Exh. Manifolds, Complete (SET)
7 Type Options
ooooo
ooooo
From
$92.99
Engine Dress Up Bolt Set, 12-Point, Chevy BB, w/Aftermarket Headers, Complete (SET)
ooooo
ooooo
$319.99
NotcHead
Bolt Set, Notchead Builders Starter Set (SET)
ooooo
ooooo
$257.99
Engine Dress Up Bolt Set, 12-Point, Chevy SB w/Aftermarket Headers, Complete (SET)
ooooo
ooooo
$259.99
Engine Dress Up Bolt Set, Torx Buttonhead, Chevy SB w/Aftrmrkt Headers, Complete (SET)
ooooo
ooooo
$275.99
Engine Dress Up Bolt Set, 12-Point, Chevy SB, w/Stock Exh. Manifolds, Complete (SET)
ooooo
ooooo
$289.99
Engine Dress Up Bolt Set, Hex Head, LS Series w/Aftermarket Headers, Complete (SET)
21 Type Options
ooooo
ooooo
From
$79.99
Engine Dress Up Bolt Set, Hex Head, Chevy LT1 6.2L, w/Aftrmrkt Headers, Complete (SET)
7 Type Options
ooooo
ooooo
From
$106.99
Bolt Set, Intake Manifold, Hex Head, Chevy LT1 6.2L (SET)
5 Finish Options
ooooo
ooooo
From
$9.99
Bolt Set, Timing Cover, Hex Head, Chevy LT1 6.2L (SET)
6 Finish Options
ooooo
ooooo
From
$6.99
Bolt Set, Valve Covers, Hex Head, Chevy LT1 6.2L (SET)
6 Finish Options
ooooo
ooooo
From
$9.99
Bolt Set, Fuel Rail Mount, Hex Head, Chevy LT1 6.2L (SET)
5 Finish Options
ooooo
ooooo
From
$7.99
Bolt Set, Oil Pan, Allen Head, Chevy LT1 6.2L (SET)
7 Finish Options
ooooo
ooooo
From
$12.99
Milodon
Bolts, Oil Pan, Milodon, LS Platform (For Use W/Pan MIL3915 Only) (SET)
ooooo
ooooo
$16.99
Page 5 of 7 - 146 Items
«
3
4
5
6
7
»
Page 5 of 7 - 146 Items
«
3
4
5
6
7
»
Free Ground Shipping
Free Ground Shipping on orders over $99 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