Valve Covers Aluminum For 1958-1986 Chevy SBC 283 302 305 327 350 383 400 | SPELAB

Valve Covers Aluminum For 1958-1986 Chevy SBC 283 302 305 327 350 383 400 | SPELAB

SPELAB's aluminum valve covers give you an excellent way to add a high-end fabricated look without the high-end price.

• These offer you a strong and lightweight valve cover constructed of 6061 T6 sheet aluminum.
• They feature a taller than stock height to clear most valvetrain configurations along with recessed ignition coil pockets to fit OEM and aftermarket coils.
• Included with the valve covers are valve cover gaskets, spark plug O-rings.

Fitment:

• 1958-1986 Chevy Small Block SBC 283 302 305 327 350 383 400 

features:

• 2.25-inch overall height offers additional valve train clearance
• High quality 100% CNC Aluminum
• Constructed of 6061 T6 sheet aluminum
• Your choice of silver anodized finishes
• Designed to work with stock or aftermarket coils
• Includes valve cover gaskets, and spark plug O-rings
• Sold as a pair

Details:

• Brand Name: SPELAB
• Model Name: SPOS08026SR
• Product Type: Valve Cover
• Surface Finish: Stain Oxidation
• Height - 3 3/8""
• Thick 1/4"" billet rail
• Each cover has 1 1/4"" baffled breather hole per cover
• Long bolt style - adds slight inside clearance
• Perimeter 4 bolt pattern

Package Includes:

• 2x Engine Valve Covers
• Bolts Included

1. What are the performance advantages of  SPELAB valve covers made of 6061 T6 aluminum alloy?

This material has an excellent strength-to-weight ratio and corrosion resistance. It is also CNC machined to ensure precise fitment and to help dissipate engine heat, making it suitable for long periods of high load operation.

2. How does an anodized finish contribute to durability?

Anodizing significantly improves the corrosion resistance and high temperature stability of the valve cover, ensuring long-lasting durability under extreme driving conditions.

3. How does the vent design improve engine efficiency?

The oil breather effectively controls the internal pressure and reduces oil spray, thus improving the smooth running of the engine, especially under high loads.

4. How does the long bolt design help in engine modification?

The long bolt design provides more internal space and is easy to adapt to various rocker arm systems, especially suitable for high performance tuning.

5. Is this valve cover suitable for high RPM applications?

Yes, the sturdy construction and optimized design ensures good sealing and stability at high RPM, perfect for racing and high performance engines.

In addition, SPELAB has developed a new valve cover with a unique design and functionality, find out more about the adaptation of the billet valve cover 6.7 cummins.