4.290" Bore Piston Oil Ring Rail Spacer Support (0.030" Thick) Set of 8 Perfect for professional racing setups

Perfect for professional racing setups

Includes special adapter bushings to fit 1987-95 engines

The Speedmaster billet handle engine oil dipsticks will add some style to your engine compartment

When it's time for valves

Theses brackets will keep your calipers in place so that they can perform to their full potential

4.290" Bore Piston Oil Ring Rail Spacer Support (0.030" Thick) Set of 8 Perfect for professional racing setupsThese 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.