Speedmaster 4.600" Bore Piston Oil Ring Rail Spacer Support 0.030" Thick Set of 8 PCE308.1014

The Speedmaster PCE308.1014 is a precision piston oil ring rail spacer support set designed for engine rebuilds and high-performance applications. This set of 8 spacers features a 4.600" bore size with 0.030" thickness, providing the proper clearance and support between the piston oil ring rail and the piston itself. These spacer supports are critical engine components that ensure correct oil ring positioning and function during compression and combustion cycles.

Manufactured to exacting tolerances, these oil ring rail spacers are essential for maintaining proper piston ring operation in small-block and mid-size engine builds. Whether you're rebuilding a street engine or racing application, these precision supports help prevent ring flutter and ensure consistent oil control. The spacer supports work in conjunction with the oil ring assembly to regulate oil consumption and protect bearing surfaces. Ideal for engine builders, restoration specialists, and performance enthusiasts seeking OEM-quality replacement components.

Key Features & Benefits

• Precision Bore Size: 4.600" bore dimension matches popular small-block and mid-size engine applications.
• Exact Thickness: 0.030" thickness provides proper clearance and support for piston oil rings.
• Complete Set: Eight spacer supports per set, enough for one complete engine rebuild.
• Engine Rebuild Essential: Critical component for proper piston ring function and oil control in rebuilt engines.

Specifications

Ideal Applications

• Small-block engine rebuilds and overhauls
• Mid-size engine restoration projects
• Performance and racing engine builds
• Engine machine shop replacement parts