This 3-1/2" bore cylinder and piston kit can be used to build an 89" stroker engine, or the replace the cylinders and piston in an engine with an existing 89" S&S® stroker with S&S Super Stock® cylinder heads.
The kit contains S&S 3-1/2" bore cylinders, S&S 3-1/2" bore 4-5/8" stroker pistons,
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Nice power!
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!