Ultra-Seal material provides a positive seal through controlled swelling of the gasket once exposed to hot engine oil.
The polymers used in Ultra-20 also insure gaskets will not harden and fall apart like others can. Gaskets are coated…
Baffled
Yes
Breathers Included
No
Gaskets Included
No
Grommets Included
No
Valve Cover Hole Style
One cover has a single 1.25" breather hole. The other cover…
Aluminum valve cover kit, w/283 and 327, includes (1) valve cover & gasket. Straight bolt pattern and “Corvette” script, 7 fins. Correct for judging standards for S.B. 350 h.p. and up. These valve covers are sold as they come off…
Stock Replacement
1" Diameter
Fits 1965-69 427ci With 3 x 2 Left Valve Cover
Fits 1965-74 All Big Block Right Valve Cover
Cut Bottom When Used For Vent Elbow
…
Rubber breather/PCV grommet is used as a seal between the valve cover and a breather or PCV. You will need the grommet when using any valve cover with a breather or PCV. Fits valve covers with a 1-1/4" diameter push-in hole. Qty: 1 piece…
Lower End Manufactured w/Wide ShouldersFor Broad Load DistributionEach Wing Nut Is Supplied w/A Separate Stud
For Broad Load Distribution
Each Wing Nut Is Supplied w/A Separate Stud
…
These short design Big block valve covers are an OE-style design, including baffles and dripper rails, and a recessed corner that clears the power brake booster.
All 66-74 427/454 Corvette Original Valve Covers came with power brake…
Triple Chrome Plated Bolts & Washers
Fits Cars With Aluminum Valve Covers
Sold As A Complete Set
NOTE: Not Originally Correct (Original Bolts Were NOT Chrome & Had Head Markings)
…
These CHEVROLET Bowtie valve covers are made of heavy-gauge steel, 20% thicker than typical aftermarket valve covers, greatly reducing the likelihood of leakage around the valve cover flange area caused by fasteners being over-torqued. The…
Cork Construction Provides Dependable Sealing Use With Center Bolt Valve Covers Fits 1986 Late - 1996 Corvettes These replacement valve cover gaskets are manufactured by GM or by one of its authorized suppliers for use as a factory…
Show Quality Reproduction
1/4-20 x 1" Zinc Plated Steel Bolts
Correct "M" Headmark
8-Piece Set Without Washers As Original
Fits 1964-1986 Early Small Block Chevy With Factory Aluminum Valve Covers
…