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These mounting blocks keep your starter secured and properly adjusted
Speedmaster billet main caps are precision CNC-machined from superior-quality 1025 billet steel
Speedmaster H Beam Street / Strip connecting rods are manufactured from aircraft quality 4340 Chromoly steel
The gears are precision-machined from the highest quality aluminum silicon bronze alloy for maximum durability
4.250" Bore Piston Oil Ring Rail Spacer Support (0.030" Thick) Set of 8 These mounting blocks keep yourThese 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.
