Best Moroso Engine Valve Covers in 2026

Fit type: Universal Fit

Package Dimensions: 23.37 L x 6.05 H x 8.25 W (inches)

Package Weight : 6.5 pounds

Designed to work with Fabricated Sheet Metal and Cast Aluminum Valve Covers, without logo, that have a 1.220" diameter hole

Replacement Valve Cover Grommets for breathers and oil filler caps two per pack

Fit type: Universal Fit

Made of 14 gauge 6061-T6 aluminum, this baffle mounts inside Moroso valve covers under the breather hole to keep oil from getting into the breather  Use with Valve Cover Breathers Nos. 68720, 68721, 68722, 68723, 68724, 68725, 68730, 68740, 68741, 68781, 68810, 68813 or 68817  Cannot be used with engines equipped with stud girdles  One per package includes all necessary fasteners

Part number: 68790

Fit type: Vehicle Specific

Kit allows engine builder to install filtered breathers on Moroso steel or aluminum valve covers (or other covers with 1.22" holes) without welding

Consists of two filtered breathers with clamps, two chrome plated adapter tubes and two valve cover grommets

Filters must be oiled before use

Set fits one valve cover, includes four 5" tabs with 3/8" diameter holes

Part number: 68530

Fit type: Universal Fit

Country of origin : United States

Part number: 68310

Package Weight: 8.0 pounds

Package Dimensions: 14.732 H x 59.436 L x 20.573 W (centimetres)

Country of Origin : United States

Fit type: Vehicle Specific

①Fits 1965-95 BBC Chevy 396-502 Constructed with 1/4 Thick Billet Rail

②Tall style ,3-11/16" height (will clear roller rockers & stud girdles)

③They feature a FULL billet rail. The rail is very thick to make sure that you never have sealing or leaking issues.

Package Dimensions: 6 L x 22.75 H x 8.25 W (inches)

Fit type: Universal Fit

Package Weight : 5.67 pounds

package dimensions: 58.928 h x 16.002 l x 21.59 w (centimetres)

package weight: 2.812 kg

fit type: vehicle specific

【Fabricated Aluminum】Valve Covers Made of High quality Aluminum, Strong yet Lightweight. With a Clean and Unique Aesthetic Racing Look, Height Allows for Added Clearance.

【Unique design】Angled Coil Mounts Deliver A Smooth Clean Look, Retain The High-Tech Look And Performance Of Coil On Cover.

【Wide Application】Compatible with 4.8L / 293in 5.3L / 325in 5.7L / 346in 6.0L / 364in 6.2L / 376in 7.0L / 427in. Compatible with GM LS Engines Using LSX, LS1, LS3, LS6, Standard Bolt Spacing.

Fits: BBC Cylinder Heads 3-1/2" Tall Includes two breather/filler cap grommets and one baffled and one non-baffled PCV grommet *Not legal for sale or use on pollution-controlled vehicles

Available in chrome plated steel or powder coated aluminum colors including red, blue, black and clear

Includes matching studs to eliminate gasket alignment problems and to speed up installation

Four per pack

Package Dimensions: 15.24 H x 58.42 L x 21.336 W (centimeters)

Part number: 68450

Fit type: Vehicle Specific

Product Type :Auto Part

Package Dimensions :24.64 Cm L X17.02 Cm W X1.78 Cm H

Country Of Origin :United States

Package Dimensions: 17.9 H x 2.5 L x 13.8 W (centimetres)

Country of Origin : United States

Fit type: Vehicle Specific

Designed to work with Fabricated Sheet Metal and Cast Aluminum Valve Covers, without logo, that have a 1.220" diameter hole

Ideal for street enthusiasts using aftermarket valve covers and a positive crankcase ventilation system

Ideally suited for push-in style breather systems

Package Dimensions: 19.05 H x 58.674 L x 23.114 W (centimetres)

Country of Origin : United States

Fit type: Vehicle Specific

Fabricated entirely from superior quality aluminium, ultra lightweight

Mating of the billet rail to the valve cover is done with a smooth transition, eliminating trapped oil and spills when removing the cover

Designed with a broad, flat surface for engine builder engraving, the covers can be polished, chromed, powder coated or left as-is for a race look

Package Dimensions: 18.796 H x 59.182 L x 23.622 W (centimetres)

Country of Origin : United States

Package Weight: 8.8 pounds

Package Dimensions: 23 L x 6.25 H x 8.25 W (inches)

Package Weight : 8.65 pounds

Country of Origin : United States

Fits Small Block Chevy and 90 Degree V6 Chevy, Steel, Powder Coated-Blue Specifically designed to spread the fastener load over a larger area of the valve cover flange to eliminate flange distortion and subsequent oil leakage Available in chrome plated steel, black, red and blue powder coated steel

✅【Application】Compatible with 4.8L / 293in 5.3L / 325in 5.7L / 346in 6.0L / 364in 6.2L / 376in 7.0L / 427in. Compatible with GM LS Engines Using LSX, LS1, LS3, LS6, Standard Bolt Spacing.

✅【Top-Quality】 Made of Highly durable Cast Aluminum. High sealing performance gasket and silicone sealant to stop the oil leak. The polished valve cover is smoother.

✅【Features】Angled Coil Mounts Deliver A Smooth Clean Look, Retain The High-Tech Look And Performance Of Coil On Cover.

①Fits 1965-95 BBC Chevy 396-502 Constructed with 1/4 Thick Billet Rail

②Tall style ,3-11/16" height (will clear roller rockers & stud girdles)

③They feature a FULL billet rail. The rail is very thick to make sure that you never have sealing or leaking issues.