88" Panhead long block features alternator left hand case and generator right hand case. Long block is assembled with S&S crankcases, Sifton oil pump and breather assembly, 4-1/4" stroke flywheels, tapered main bearings, cam with matched pinion gear installed with Torrington bearing. Also assembled with a cam cover, points ignition with automatic advanced distributor, chrome lifter blocks fitted with hydraulic tappets and pushrods, 3-5/8" cylinders with 7.75:1 ratio pistons, rings and internal cam gears. Top end also features 3-5/8" Big Bore single plug Panheads with Shovelhead exhaust pipes and intake parts are fitted with rocker arm assemblies. Entire unit is pre-run and tested for proper oil pump pressure. Order o-ring type intake manifold and carburetor separately. Manufacturer's Statement of Origin is supplied.