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ULP and Premium FuelsAttention: Not for use on stock intake manifolds
Speedmaster aluminum crankshaft pulleys are manufactured from 356 aluminum that is heat-treated to T-6 specs
Off Road and Drag Racing applications
with durable chrome plating for good corrosion protection and long life
These kits reduce the power-robbing windage created from the excess oil draining past the rotating assembly and keeps the oil flowing where it is needed most
4.310" Bore Piston Oil Ring Rail Spacer Support (0.030" Thick) Set of 8 ULP and Premium FuelsAttention: NotThese 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.
