JE IMCA/USRA 2

JE is excited to add another part number to our circle track arsenal with this ultra-lightweight IMCA/USRA 2-barrel piston. Designed for racing application specific performance, these pistons feature:

• Extremely lightweight (383g) for maximized off-the-corner acceleration• Bore sizes range from 4.030in to 4.065in with .005in increments to maximize block compatibility.• Strut lightening holes help remove mass and improve windage.043in gas nitrided top, .043in Napier second, and 3mm oil ring reduces drag• Accumulator and contact reduction grooves• Double pin oiling