S&S, 84-91 crankcase assembly, 3-5/8" bore. Natural - 84-91 Evo B.T. with 3-5/8" big bore (NU) 943572 Great interviews with all of

Great interviews with all of the builders

20mm mounting points height

Use as required with long screws and aluminum D-Rings

Too much backlash will result in clicking

O-ring seating will secure the fuel valve from leaking

S&S, 84-91 crankcase assembly, 3-5/8" bore. Natural - 84-91 Evo B.T. with 3-5/8" big bore (NU) 943572 Great interviews with all ofS&S Superstock crankcases, made from 356 T6 aluminum, are much stronger than the OEM case. OEM cases can may break in high performance or even stock applications, like more than a few of us found out the hard way. These S&S Superstock cases can be used for both stock replacement and racing applications. Important to the engine builder are the substantial savings in labor when using S&S cases. These cases come 'set up' with sprocket shaft Timken main