S&S 89" Stock Bore Stroker Kit For 1984-'99 Carbureted Big Twins Regulators and Solid State Parts yet they prefeed completely different

yet they prefeed completely different set ups

but supply enough air for slightly larger engines to perform to their full potential

and Breakout®

one required per rocker box

S&S 89" Stock Bore Stroker Kit For 1984-'99 Carbureted Big Twins Regulators and Solid State Parts yet they prefeed completely differentStock bore stroker kits have always been an economical way to increase the displacement of your engine. This S&S 89" stock bore stroker kit upgrades carbureted 80" HD 80 Evolution big twin engines to 89" displacement at approximately 9. 25: 1 compression. Includes a dynamically balanced 4 5 8" stroke flywheel assembly complete with S&S heavy duty connecting rods and mainshafts. Stock bore stroker kits reuse the stock cylinders, saving cost and