89" High Compression Stroker Pistons For 1984-'99 HD® Big Twins And 1986-'03 HD® Sportster® Models W/ Super Stock Heads - Standard Rear Caliper Kits Available chrome or black

Available chrome or black

Triple-bolt flush mount elbow mounting design

With the creation of our Swoop Stretched Saddlebags for 2014-2017 touring bikes

Custom Wrap Fender

but not too long to drag them in the turns

89" High Compression Stroker Pistons For 1984-'99 HD® Big Twins And 1986-'03 HD® Sportster® Models W/ Super Stock Heads - Standard Rear Caliper Kits Available chrome or blackThese high compression 3 1 2" bore forged stroker pistons for 1984 '99 HD big twins are a high compression option for 89" stroker kits for 1984 '99 with 4 5 8" stroke flywheels and S&S Super Stock heads. 12: 1 compression . These pistons may also be used in stock stroke 1200cc HD Sportster models with S&S Super Stock heads. 10: 1 compression. Standard bore.