DRAG SPECIALTIES Replacement Piston — Bore 3.437", Oversize +0.040", Piston 3.477", Stroke 3-31/32" – 41-80 Big Twin, 79-80 Touring
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SELECT YOUR VEHICLE TO VERIFY THE FITMENT
OEM-quality replacement pistons sold in kits with wrist pins and clips.
Some fitments include a coating for reduced friction and cooler running.