Moroso 63434 Billet Thermostat Spacer Small Block/Big Block Chevy Black

The Moroso 63434 Billet Thermostat Spacer is a precision-machined aluminum component designed to provide proper thermostat housing clearance on Small Block and Big Block Chevrolet intake manifolds. This spacer is CNC-machined from billet aluminum and features a durable black anodized finish that resists corrosion while providing a clean, professional appearance in the engine bay.

Key Features:

• CNC-machined from billet aluminum for precise fitment and durability
• Black anodized finish for corrosion resistance and appearance
• Provides proper clearance between thermostat housing and intake manifold
• Compatible with Small Block Chevy and Big Block Chevy intake manifolds
• Eliminates clearance issues with aftermarket intake manifolds
• Includes necessary O-ring for leak-free installation

This thermostat spacer is an essential component when installing certain aftermarket intake manifolds that require additional clearance for the thermostat housing. The precision machining ensures proper coolant flow and reliable sealing, while the anodized finish provides long-lasting protection against the elements.