Steel Tall Valve Covers Fits 1964–80 Oldsmobile 330-350-400-425-455 V8 – 1 Breather Hole – Chrome Finish

Upgrade your classic Oldsmobile V8 with this pair of Steel Chrome Tall Valve Covers, engineered for 1964–80 Oldsmobile 330, 350, 400, 425, and 455 engines. Built from durable stamped steel and finished with a polished chrome exterior, these valve covers deliver both performance and aesthetics for restoration or custom engine builds. With a 3-3/8" tall profile and 2-3/4" internal height, these covers are designed to clear aftermarket roller rockers and high-lift camshaft setups, making them ideal for performance engines that require extra valvetrain space. The integrated baffled breather hole supports proper ventilation while minimizing oil splash. Perfect for Oldsmobile muscle cars, hot rods, street machines, and high-performance builds needing both clearance and a clean chrome look.

• Oldsmobile V8 Compatibility: Designed to fit 1964–1980 Oldsmobile 330, 350, 400, 425, and 455 engines; works as a replacement for 1964–1988 Olds big-block and small-block V8 applications.
• Tall Style for Performance Builds: Tall-profile design (3-3/8" height) provides added clearance for high-performance roller rockers and upgraded valvetrain components.
• Chrome Steel Construction: Made from heavy-duty stamped steel with a polished chrome-plated finish for durability and a show-quality engine bay appearance.
• Baffled & Vent-Ready: Includes 1 breather hole with internal baffling to support PCV or breather setups while reducing oil splash.
• Performance Upgrade or Replacement: Ideal for restorations, street builds, drag cars, and Oldsmobile performance engines requiring improved valvetrain clearance.
• Inner Height: 2-3/4" inner height (flange to baffle) ensures proper rocker arm clearance without interfering with internal components.