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Ships within 48 hours · Estimated delivery Aug 9 - Aug 14
Flat surfaces are finished with CNC machine center for accuracy and smoothness
This manifold will typically produce more power than any similar competitive manifold due to larger ports and runners
Additional fittings may be required depending on your application
consistent timing
4.560" Bore Piston Oil Ring Rail Spacer Support (0.030" Thick) Set of 8 Flat surfaces are finished withThese Speedmaster piston oil ring spacers are used in applications where the piston oil ring groove intersects the pinhole. Speedmaster piston oil ring spacers are manufactured from spring steel and install against the bottom sill of the oil ring groove. Available in different bore diameters to suit your specific engine's needs, the Speedmaster piston oil ring spacers will keep your pistons working smoothly throughout the entire operating range.
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