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80" 3 1/2" Bore Cylinder and Piston Kit for 1984-'99 HD® Big Twins With Super Stock® Cylinder Heads -Wrinkle Black Finish

Item #: 91-7713
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$1,399.95
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This 3-1/2" bore cylinder and piston kit can be used when installing S&S® Super Stock® cylinder heads on an 80" HD® Evolution® engine. The kit contains S&S 3-1/2" bore cylinders, S&S 3-1/2" bore 4-1/4" stroke Super Stock domed pistons. Compression ratio 10:1.
  • 5
    Nice power!

    Posted by Unknown on Jul 27th 2019

    Installed this as part of a rebuild. The .520 cam combined with the Super Stock Heads and 3 1/2” domed pistons, HL2T lifters, standard forged rocker arms and gearless reed valve crankcase breather and Super E carburetor unleashed unbelievable power in my wife’s ‘98 Electra Glide! It’s a nice strong and quiet build with a cam that pulls hard at 1000-3500RPM and has a nice THUMP! On the next build, I will try the .561 cam for someone who likes to really get into the throttle!

51-1016_noncopperheadgaskets_20130108.pdf
510-0005_piston_rings.pdf