4.125" Bore Piston Oil Ring Rail Spacer Support (0.030" Thick) Set of 8 Speedmaster machined aluminum water pump

Speedmaster machined aluminum water pump pulley nose cones are offered straight off of the mill without polishing for a gorgeous matte finish

377" (35mm) axle shaft35 spline axles:Requires bearing PCE231

They have injector bosses precisely positioned and machined for excellent fuel spray patterns and maximum power

strength and horsepower capabilities are significantly outstanding compared to cast forged crankshafts

Speedmaster gilmer drive kits are aluminium machined and precision made for your street/race engines

4.125" Bore Piston Oil Ring Rail Spacer Support (0.030" Thick) Set of 8 Speedmaster machined aluminum water pumpThese 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.